52274457 has 16 divisors (see below), whose sum is σ = 78199680. Its totient is φ = 34509456.

The previous prime is 52274449. The next prime is 52274459. The reversal of 52274457 is 75447225.

It is a happy number.

52274457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52274457 - 2³ = 52274449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52274459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6618 + ... + 12179.

It is an arithmetic number, because the mean of its divisors is an integer number (4887480).

Almost surely, 2^52274457 is an apocalyptic number.

It is an amenable number.

52274457 is a deficient number, since it is larger than the sum of its proper divisors (25925223).

52274457 is a wasteful number, since it uses less digits than its factorization.

52274457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18909 (or 18903 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 52274457 is about 7230.1076755467. The cubic root of 52274457 is about 373.9066392643.

The spelling of 52274457 in words is "fifty-two million, two hundred seventy-four thousand, four hundred fifty-seven".