52525028 has 6 divisors (see below), whose sum is σ = 91918806. Its totient is φ = 26262512.

The previous prime is 52525027. The next prime is 52525037. The reversal of 52525028 is 82052525.

It can be written as a sum of positive squares in only one way, i.e., 44863204 + 7661824 = 6698^2 + 2768^2 .

It is not an unprimeable number, because it can be changed into a prime (52525021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6565625 + ... + 6565632.

It is an arithmetic number, because the mean of its divisors is an integer number (15319801).

Almost surely, 2^52525028 is an apocalyptic number.

It is an amenable number.

52525028 is a deficient number, since it is larger than the sum of its proper divisors (39393778).

52525028 is a wasteful number, since it uses less digits than its factorization.

52525028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13131261 (or 13131259 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 52525028 is about 7247.4152633887. The cubic root of 52525028 is about 374.5031119710.

The spelling of 52525028 in words is "fifty-two million, five hundred twenty-five thousand, twenty-eight".