51922564 has 24 divisors (see below), whose sum is σ = 94377528. Its totient is φ = 24975360.

The previous prime is 51922561. The next prime is 51922567. The reversal of 51922564 is 46522915.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51922561) and next prime (51922567).

It can be written as a sum of positive squares in 4 ways, for example, as 1937664 + 49984900 = 1392^2 + 7070^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (51922561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9804 + ... + 14140.

It is an arithmetic number, because the mean of its divisors is an integer number (3932397).

Almost surely, 2^51922564 is an apocalyptic number.

It is an amenable number.

51922564 is a deficient number, since it is larger than the sum of its proper divisors (42454964).

51922564 is a wasteful number, since it uses less digits than its factorization.

51922564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4455 (or 4453 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 51922564 is about 7205.7313299900. The cubic root of 51922564 is about 373.0657475259.

The spelling of 51922564 in words is "fifty-one million, nine hundred twenty-two thousand, five hundred sixty-four".