52222968 has 160 divisors (see below), whose sum is σ = 173368800. Its totient is φ = 14370048.

The previous prime is 52222921. The next prime is 52222979. The reversal of 52222968 is 86922225.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 131346 + ... + 131742.

It is an arithmetic number, because the mean of its divisors is an integer number (1083555).

Almost surely, 2^52222968 is an apocalyptic number.

52222968 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52222968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86684400).

52222968 is an abundant number, since it is smaller than the sum of its proper divisors (121145832).

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

52222968 is a wasteful number, since it uses less digits than its factorization.

52222968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 438 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 52222968 is about 7226.5460629543. The cubic root of 52222968 is about 373.7838361182.

The spelling of 52222968 in words is "fifty-two million, two hundred twenty-two thousand, nine hundred sixty-eight".