52605188 has 24 divisors (see below), whose sum is σ = 95520600. Its totient is φ = 25319168.

The previous prime is 52605149. The next prime is 52605197. The reversal of 52605188 is 88150625.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2365444 + 50239744 = 1538^2 + 7088^2 .

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, 65606 + ... + 66402.

It is an arithmetic number, because the mean of its divisors is an integer number (3980025).

Almost surely, 2^52605188 is an apocalyptic number.

52605188 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

52605188 is a deficient number, since it is larger than the sum of its proper divisors (42915412).

52605188 is a wasteful number, since it uses less digits than its factorization.

52605188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399 (or 1397 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 35.

The square root of 52605188 is about 7252.9434025091. The cubic root of 52605188 is about 374.6935285652.

The spelling of 52605188 in words is "fifty-two million, six hundred five thousand, one hundred eighty-eight".