45568481 has 24 divisors (see below), whose sum is σ = 55376640. Its totient is φ = 37346400.

The previous prime is 45568477. The next prime is 45568511. The reversal of 45568481 is 18486554.

It is not a de Polignac number, because 45568481 - 2² = 45568477 is a prime.

It is a super-2 number, since 2×45568481² = 4152972921294722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45528481) 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, 198875 + ... + 199103.

It is an arithmetic number, because the mean of its divisors is an integer number (2307360).

Almost surely, 2^45568481 is an apocalyptic number.

It is an amenable number.

45568481 is a deficient number, since it is larger than the sum of its proper divisors (9808159).

45568481 is a wasteful number, since it uses less digits than its factorization.

45568481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 398 counting only the distinct ones).

The product of its digits is 153600, while the sum is 41.

The square root of 45568481 is about 6750.4430224986. The cubic root of 45568481 is about 357.1808643970.

The spelling of 45568481 in words is "forty-five million, five hundred sixty-eight thousand, four hundred eighty-one".