46605780 has 120 divisors (see below), whose sum is σ = 157521672. Its totient is φ = 11467008.

The previous prime is 46605773. The next prime is 46605787. The reversal of 46605780 is 8750664.

It is a happy number.

46605780 is a `hidden beast` number, since 46 + 605 + 7 + 8 + 0 = 666.

46605780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (46605773) and next prime (46605787).

It can be written as a sum of positive squares in 4 ways, for example, as 9809424 + 36796356 = 3132^2 + 6066^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46605787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 19954 + ... + 22166.

Almost surely, 2^46605780 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46605780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78760836).

46605780 is an abundant number, since it is smaller than the sum of its proper divisors (110915892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46605780 is a wasteful number, since it uses less digits than its factorization.

46605780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247 (or 2236 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 46605780 is about 6826.8426084098. The cubic root of 46605780 is about 359.8707869611.

It can be divided in two parts, 4660 and 5780, that added together give a triangular number (10440 = T₁₄₄).

The spelling of 46605780 in words is "forty-six million, six hundred five thousand, seven hundred eighty".