52293888 has 54 divisors (see below), whose sum is σ = 150782814. Its totient is φ = 17430528.

The previous prime is 52293863. The next prime is 52293907. The reversal of 52293888 is 88839225.

It can be written as a sum of positive squares in only one way, i.e., 27373824 + 24920064 = 5232^2 + 4992^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9045 + ... + 13652.

Almost surely, 2^52293888 is an apocalyptic number.

It is an amenable number.

52293888 is an abundant number, since it is smaller than the sum of its proper divisors (98488926).

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

52293888 is a wasteful number, since it uses less digits than its factorization.

52293888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22719 (or 22702 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 52293888 is about 7231.4513066189. The cubic root of 52293888 is about 373.9529619510.

The spelling of 52293888 in words is "fifty-two million, two hundred ninety-three thousand, eight hundred eighty-eight".