45130274 has 48 divisors (see below), whose sum is σ = 84509568. Its totient is φ = 17958528.

The previous prime is 45130273. The next prime is 45130277. The reversal of 45130274 is 47203154.

It is not an unprimeable number, because it can be changed into a prime (45130271) 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, 171467 + ... + 171729.

It is an arithmetic number, because the mean of its divisors is an integer number (1760616).

Almost surely, 2^45130274 is an apocalyptic number.

45130274 is a deficient number, since it is larger than the sum of its proper divisors (39379294).

45130274 is a wasteful number, since it uses less digits than its factorization.

45130274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 45130274 is about 6717.9069657148. The cubic root of 45130274 is about 356.0322373281.

The spelling of 45130274 in words is "forty-five million, one hundred thirty thousand, two hundred seventy-four".