45453256 has 16 divisors (see below), whose sum is σ = 87304140. Its totient is φ = 22172160.

The previous prime is 45453253. The next prime is 45453271. The reversal of 45453256 is 65235454.

It can be written as a sum of positive squares in 2 ways, for example, as 43112356 + 2340900 = 6566^2 + 1530^2 .

It is not an unprimeable number, because it can be changed into a prime (45453253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68961 + ... + 69616.

Almost surely, 2^45453256 is an apocalyptic number.

It is an amenable number.

45453256 is a deficient number, since it is larger than the sum of its proper divisors (41850884).

45453256 is a wasteful number, since it uses less digits than its factorization.

45453256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138624 (or 138620 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

The square root of 45453256 is about 6741.9029954457. The cubic root of 45453256 is about 356.8795530349.

The spelling of 45453256 in words is "forty-five million, four hundred fifty-three thousand, two hundred fifty-six".