45274518 has 32 divisors (see below), whose sum is σ = 100974720. Its totient is φ = 15036840.

The previous prime is 45274483. The next prime is 45274531. The reversal of 45274518 is 81547254.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15213 + ... + 17943.

It is an arithmetic number, because the mean of its divisors is an integer number (3155460).

Almost surely, 2^45274518 is an apocalyptic number.

45274518 is an abundant number, since it is smaller than the sum of its proper divisors (55700202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45274518 is a wasteful number, since it uses less digits than its factorization.

45274518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3049 (or 3043 counting only the distinct ones).

The product of its digits is 44800, while the sum is 36.

The square root of 45274518 is about 6728.6341853306. The cubic root of 45274518 is about 356.4111470399.

It can be divided in two parts, 4527 and 4518, that added together give a triangular number (9045 = T₁₃₄).

The spelling of 45274518 in words is "forty-five million, two hundred seventy-four thousand, five hundred eighteen".