45358623 has 24 divisors (see below), whose sum is σ = 68902288. Its totient is φ = 29813184.

The previous prime is 45358613. The next prime is 45358627. The reversal of 45358623 is 32685354.

It is a happy number.

45358623 is a `hidden beast` number, since 4 + 53 + 586 + 23 = 666.

It is not a de Polignac number, because 45358623 - 2⁵ = 45358591 is a prime.

It is a super-2 number, since 2×45358623² = 4114809360912258, 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 (45358627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16461 + ... + 19017.

Almost surely, 2^45358623 is an apocalyptic number.

45358623 is a deficient number, since it is larger than the sum of its proper divisors (23543665).

45358623 is an equidigital number, since it uses as much as digits as its factorization.

45358623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645 (or 2633 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 45358623 is about 6734.8810679922. The cubic root of 45358623 is about 356.6317083195.

The spelling of 45358623 in words is "forty-five million, three hundred fifty-eight thousand, six hundred twenty-three".