46644681 has 16 divisors (see below), whose sum is σ = 63660800. Its totient is φ = 30371328.

The previous prime is 46644671. The next prime is 46644701. The reversal of 46644681 is 18644664.

It is not a de Polignac number, because 46644681 - 2⁵ = 46644649 is a prime.

It is a super-2 number, since 2×46644681² = 4351452531183522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (46644671) 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, 21975 + ... + 24003.

It is an arithmetic number, because the mean of its divisors is an integer number (3978800).

Almost surely, 2^46644681 is an apocalyptic number.

It is an amenable number.

46644681 is a deficient number, since it is larger than the sum of its proper divisors (17016119).

46644681 is a wasteful number, since it uses less digits than its factorization.

46644681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208.

The product of its digits is 110592, while the sum is 39.

The square root of 46644681 is about 6829.6911350368. The cubic root of 46644681 is about 359.9708849911.

The spelling of 46644681 in words is "forty-six million, six hundred forty-four thousand, six hundred eighty-one".