45557307 has 12 divisors (see below), whose sum is σ = 69268680. Its totient is φ = 28772928.

The previous prime is 45557299. The next prime is 45557341. The reversal of 45557307 is 70375554.

It is not a de Polignac number, because 45557307 - 2³ = 45557299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45557357) 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, 133038 + ... + 133379.

It is an arithmetic number, because the mean of its divisors is an integer number (5772390).

Almost surely, 2^45557307 is an apocalyptic number.

45557307 is a deficient number, since it is larger than the sum of its proper divisors (23711373).

45557307 is a wasteful number, since it uses less digits than its factorization.

45557307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266442 (or 266439 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The square root of 45557307 is about 6749.6153223721. The cubic root of 45557307 is about 357.1516668379.

The spelling of 45557307 in words is "forty-five million, five hundred fifty-seven thousand, three hundred seven".