52355525 has 6 divisors (see below), whose sum is σ = 64920882. Its totient is φ = 41884400.

The previous prime is 52355519. The next prime is 52355543. The reversal of 52355525 is 52555325.

It can be written as a sum of positive squares in 3 ways, for example, as 889249 + 51466276 = 943^2 + 7174^2 .

It is a de Polignac number, because none of the positive numbers 2^k-52355525 is a prime.

It is a super-2 number, since 2×52355525² = 5482201996051250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52355491 and 52355500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1047086 + ... + 1047135.

It is an arithmetic number, because the mean of its divisors is an integer number (10820147).

Almost surely, 2^52355525 is an apocalyptic number.

It is an amenable number.

52355525 is a deficient number, since it is larger than the sum of its proper divisors (12565357).

52355525 is a wasteful number, since it uses less digits than its factorization.

52355525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094231 (or 2094226 counting only the distinct ones).

The product of its digits is 37500, while the sum is 32.

The square root of 52355525 is about 7235.7117825408. The cubic root of 52355525 is about 374.0998260793.

The spelling of 52355525 in words is "fifty-two million, three hundred fifty-five thousand, five hundred twenty-five".