52740456 has 32 divisors (see below), whose sum is σ = 133661760. Its totient is φ = 17338752.

The previous prime is 52740361. The next prime is 52740461. The reversal of 52740456 is 65404725.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13300 + ... + 16803.

It is an arithmetic number, because the mean of its divisors is an integer number (4176930).

Almost surely, 2^52740456 is an apocalyptic number.

It is an amenable number.

52740456 is an abundant number, since it is smaller than the sum of its proper divisors (80921304).

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

52740456 is a wasteful number, since it uses less digits than its factorization.

52740456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30185 (or 30181 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 52740456 is about 7262.2624573889. The cubic root of 52740456 is about 375.0144136682.

The spelling of 52740456 in words is "fifty-two million, seven hundred forty thousand, four hundred fifty-six".