52622436 has 48 divisors (see below), whose sum is σ = 131612544. Its totient is φ = 16321536.

The previous prime is 52622359. The next prime is 52622447. The reversal of 52622436 is 63422625.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7636 + ... + 12788.

It is an arithmetic number, because the mean of its divisors is an integer number (2741928).

Almost surely, 2^52622436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52622436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65806272).

52622436 is an abundant number, since it is smaller than the sum of its proper divisors (78990108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52622436 is a wasteful number, since it uses less digits than its factorization.

52622436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5220 (or 5218 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 52622436 is about 7254.1323395703. The cubic root of 52622436 is about 374.7344751463.

The spelling of 52622436 in words is "fifty-two million, six hundred twenty-two thousand, four hundred thirty-six".