46581972 has 48 divisors (see below), whose sum is σ = 115577280. Its totient is φ = 14551552.

The previous prime is 46581971. The next prime is 46581991. The reversal of 46581972 is 27918564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46581971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79063 + ... + 79649.

It is an arithmetic number, because the mean of its divisors is an integer number (2407860).

Almost surely, 2^46581972 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 46581972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57788640).

46581972 is an abundant number, since it is smaller than the sum of its proper divisors (68995308).

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

46581972 is a wasteful number, since it uses less digits than its factorization.

46581972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 998 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 46581972 is about 6825.0986806053. The cubic root of 46581972 is about 359.8094979748.

The spelling of 46581972 in words is "forty-six million, five hundred eighty-one thousand, nine hundred seventy-two".