46777381 has 4 divisors (see below), whose sum is σ = 53459872. Its totient is φ = 40094892.

The previous prime is 46777369. The next prime is 46777397. The reversal of 46777381 is 18377764.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46777381 - 2¹⁹ = 46253093 is a prime.

It is a super-2 number, since 2×46777381² = 4376246746438322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46777321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3341235 + ... + 3341248.

It is an arithmetic number, because the mean of its divisors is an integer number (13364968).

Almost surely, 2^46777381 is an apocalyptic number.

It is an amenable number.

46777381 is a deficient number, since it is larger than the sum of its proper divisors (6682491).

46777381 is an equidigital number, since it uses as much as digits as its factorization.

46777381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6682490.

The product of its digits is 197568, while the sum is 43.

The square root of 46777381 is about 6839.3991695177. The cubic root of 46777381 is about 360.3119235844.

The spelling of 46777381 in words is "forty-six million, seven hundred seventy-seven thousand, three hundred eighty-one".