525502052 has 6 divisors (see below), whose sum is σ = 919628598. Its totient is φ = 262751024.

The previous prime is 525502037. The next prime is 525502063. The reversal of 525502052 is 250205525.

It can be written as a sum of positive squares in only one way, i.e., 524684836 + 817216 = 22906^2 + 904^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65687753 + ... + 65687760.

It is an arithmetic number, because the mean of its divisors is an integer number (153271433).

Almost surely, 2^525502052 is an apocalyptic number.

It is an amenable number.

525502052 is a deficient number, since it is larger than the sum of its proper divisors (394126546).

525502052 is a wasteful number, since it uses less digits than its factorization.

525502052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131375517 (or 131375515 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 525502052 is about 22923.8315296549. The cubic root of 525502052 is about 806.9713919042.

Adding to 525502052 its reverse (250205525), we get a palindrome (775707577).

The spelling of 525502052 in words is "five hundred twenty-five million, five hundred two thousand, fifty-two".