45785997 has 12 divisors (see below), whose sum is σ = 66210144. Its totient is φ = 30489480.

The previous prime is 45785963. The next prime is 45786017. The reversal of 45785997 is 79958754.

45785997 is a `hidden beast` number, since 45 + 7 + 8 + 599 + 7 = 666.

It is not a de Polignac number, because 45785997 - 2⁸ = 45785741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45785797) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7488 + ... + 12150.

It is an arithmetic number, because the mean of its divisors is an integer number (5517512).

Almost surely, 2^45785997 is an apocalyptic number.

It is an amenable number.

45785997 is a deficient number, since it is larger than the sum of its proper divisors (20424147).

45785997 is a wasteful number, since it uses less digits than its factorization.

45785997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760 (or 5757 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 54.

The square root of 45785997 is about 6766.5350808224. The cubic root of 45785997 is about 357.7482833608.

The spelling of 45785997 in words is "forty-five million, seven hundred eighty-five thousand, nine hundred ninety-seven".