45621927 has 32 divisors (see below), whose sum is σ = 74054400. Its totient is φ = 27586656.

The previous prime is 45621899. The next prime is 45622001. The reversal of 45621927 is 72912654.

45621927 is a `hidden beast` number, since 4 + 5 + 621 + 9 + 27 = 666.

It is not a de Polignac number, because 45621927 - 2⁷ = 45621799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45621891 and 45621900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45621127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19608 + ... + 21810.

It is an arithmetic number, because the mean of its divisors is an integer number (2314200).

Almost surely, 2^45621927 is an apocalyptic number.

45621927 is a deficient number, since it is larger than the sum of its proper divisors (28432473).

45621927 is a wasteful number, since it uses less digits than its factorization.

45621927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2284 (or 2278 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 45621927 is about 6754.4005655572. The cubic root of 45621927 is about 357.3204523285.

The spelling of 45621927 in words is "forty-five million, six hundred twenty-one thousand, nine hundred twenty-seven".