52464140 has 12 divisors (see below), whose sum is σ = 110174736. Its totient is φ = 20985648.

The previous prime is 52464107. The next prime is 52464163. The reversal of 52464140 is 4146425.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311584 + ... + 1311623.

It is an arithmetic number, because the mean of its divisors is an integer number (9181228).

Almost surely, 2^52464140 is an apocalyptic number.

It is an amenable number.

52464140 is an abundant number, since it is smaller than the sum of its proper divisors (57710596).

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

52464140 is a wasteful number, since it uses less digits than its factorization.

52464140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623216 (or 2623214 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 52464140 is about 7243.2133752914. The cubic root of 52464140 is about 374.3583456684.

The spelling of 52464140 in words is "fifty-two million, four hundred sixty-four thousand, one hundred forty".