52638688 has 24 divisors (see below), whose sum is σ = 104397552. Its totient is φ = 26125056.

The previous prime is 52638673. The next prime is 52638689. The reversal of 52638688 is 88683625.

It is a happy number.

It is a super-2 number, since 2×52638688² = 5541662948722688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52638689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1620 + ... + 10387.

It is an arithmetic number, because the mean of its divisors is an integer number (4349898).

Almost surely, 2^52638688 is an apocalyptic number.

It is an amenable number.

52638688 is a deficient number, since it is larger than the sum of its proper divisors (51758864).

52638688 is a wasteful number, since it uses less digits than its factorization.

52638688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12154 (or 12146 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The square root of 52638688 is about 7255.2524421966. The cubic root of 52638688 is about 374.7730490468.

The spelling of 52638688 in words is "fifty-two million, six hundred thirty-eight thousand, six hundred eighty-eight".