45640886 has 8 divisors (see below), whose sum is σ = 72488520. Its totient is φ = 21478048.

The previous prime is 45640877. The next prime is 45640909. The reversal of 45640886 is 68804654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671156 + ... + 671223.

It is an arithmetic number, because the mean of its divisors is an integer number (9061065).

Almost surely, 2^45640886 is an apocalyptic number.

45640886 is a deficient number, since it is larger than the sum of its proper divisors (26847634).

45640886 is a wasteful number, since it uses less digits than its factorization.

45640886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342398.

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 45640886 is about 6755.8038751876. The cubic root of 45640886 is about 357.3699424217.

The spelling of 45640886 in words is "forty-five million, six hundred forty thousand, eight hundred eighty-six".