52522489 has 4 divisors (see below), whose sum is σ = 52574080. Its totient is φ = 52470900.

The previous prime is 52522487. The next prime is 52522507. The reversal of 52522489 is 98422525.

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 52522489 - 2¹ = 52522487 is a prime.

It is a super-2 number, since 2×52522489² = 5517223701510242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52522487) 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, 24237 + ... + 26314.

It is an arithmetic number, because the mean of its divisors is an integer number (13143520).

Almost surely, 2^52522489 is an apocalyptic number.

It is an amenable number.

52522489 is a deficient number, since it is larger than the sum of its proper divisors (51591).

52522489 is a wasteful number, since it uses less digits than its factorization.

52522489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51590.

The product of its digits is 57600, while the sum is 37.

The square root of 52522489 is about 7247.2400953742. The cubic root of 52522489 is about 374.4970775225.

The spelling of 52522489 in words is "fifty-two million, five hundred twenty-two thousand, four hundred eighty-nine".