45562257 has 24 divisors (see below), whose sum is σ = 73504704. Its totient is φ = 28036368.

The previous prime is 45562201. The next prime is 45562267. The reversal of 45562257 is 75226554.

45562257 is a `hidden beast` number, since 45 + 562 + 2 + 57 = 666.

It is not a de Polignac number, because 45562257 - 2²⁰ = 44513681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45562267) 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, 4053 + ... + 10370.

It is an arithmetic number, because the mean of its divisors is an integer number (3062696).

Almost surely, 2^45562257 is an apocalyptic number.

It is an amenable number.

45562257 is a deficient number, since it is larger than the sum of its proper divisors (27942447).

45562257 is a wasteful number, since it uses less digits than its factorization.

45562257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14451 (or 14439 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 45562257 is about 6749.9819999760. The cubic root of 45562257 is about 357.1646017313.

The spelling of 45562257 in words is "forty-five million, five hundred sixty-two thousand, two hundred fifty-seven".