52695988 has 36 divisors (see below), whose sum is σ = 100299276. Its totient is φ = 24140800.

The previous prime is 52695961. The next prime is 52695991. The reversal of 52695988 is 88959625.

It can be written as a sum of positive squares in 6 ways, for example, as 12475024 + 40220964 = 3532^2 + 6342^2 .

It is a super-2 number, since 2×52695988² = 5553734302592288, which contains 22 as substring.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 114078 + ... + 114538.

It is an arithmetic number, because the mean of its divisors is an integer number (2786091).

Almost surely, 2^52695988 is an apocalyptic number.

It is an amenable number.

52695988 is a deficient number, since it is larger than the sum of its proper divisors (47603288).

52695988 is a wasteful number, since it uses less digits than its factorization.

52695988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 521 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 52.

The square root of 52695988 is about 7259.2002314305. The cubic root of 52695988 is about 374.9089865052.

The spelling of 52695988 in words is "fifty-two million, six hundred ninety-five thousand, nine hundred eighty-eight".