52689628 has 24 divisors (see below), whose sum is σ = 95228000. Its totient is φ = 25489728.

The previous prime is 52689617. The next prime is 52689629. The reversal of 52689628 is 82698625.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52689629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28558 + ... + 30346.

Almost surely, 2^52689628 is an apocalyptic number.

It is an amenable number.

52689628 is a deficient number, since it is larger than the sum of its proper divisors (42538372).

52689628 is a wasteful number, since it uses less digits than its factorization.

52689628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2029 (or 2027 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 52689628 is about 7258.7621534253. The cubic root of 52689628 is about 374.8939030224.

The spelling of 52689628 in words is "fifty-two million, six hundred eighty-nine thousand, six hundred twenty-eight".