52525169 has 4 divisors (see below), whose sum is σ = 54808896. Its totient is φ = 50241444.

The previous prime is 52525147. The next prime is 52525171. The reversal of 52525169 is 96152525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52525169 - 2¹⁶ = 52459633 is a prime.

It is a super-2 number, since 2×52525169² = 5517786756957122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52525069) 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, 1141829 + ... + 1141874.

It is an arithmetic number, because the mean of its divisors is an integer number (13702224).

Almost surely, 2^52525169 is an apocalyptic number.

It is an amenable number.

52525169 is a deficient number, since it is larger than the sum of its proper divisors (2283727).

52525169 is a wasteful number, since it uses less digits than its factorization.

52525169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283726.

The product of its digits is 27000, while the sum is 35.

The square root of 52525169 is about 7247.4249909882. The cubic root of 52525169 is about 374.5034470804.

It can be divided in two parts, 5252516 and 9, that added together give a palindrome (5252525).

The spelling of 52525169 in words is "fifty-two million, five hundred twenty-five thousand, one hundred sixty-nine".