52542276 has 12 divisors (see below), whose sum is σ = 122598672. Its totient is φ = 17514088.

The previous prime is 52542263. The next prime is 52542283. The reversal of 52542276 is 67224525.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2189250 + ... + 2189273.

It is an arithmetic number, because the mean of its divisors is an integer number (10216556).

Almost surely, 2^52542276 is an apocalyptic number.

It is an amenable number.

52542276 is an abundant number, since it is smaller than the sum of its proper divisors (70056396).

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

52542276 is a wasteful number, since it uses less digits than its factorization.

52542276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4378530 (or 4378528 counting only the distinct ones).

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

The square root of 52542276 is about 7248.6051071913. The cubic root of 52542276 is about 374.5441001945.

The spelling of 52542276 in words is "fifty-two million, five hundred forty-two thousand, two hundred seventy-six".