52022228 has 24 divisors (see below), whose sum is σ = 100000320. Its totient is φ = 23569920.

The previous prime is 52022221. The next prime is 52022231. The reversal of 52022228 is 82222025.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52022221) 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, 13133 + ... + 16628.

It is an arithmetic number, because the mean of its divisors is an integer number (4166680).

Almost surely, 2^52022228 is an apocalyptic number.

It is an amenable number.

52022228 is a deficient number, since it is larger than the sum of its proper divisors (47978092).

52022228 is a wasteful number, since it uses less digits than its factorization.

52022228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29807 (or 29805 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 52022228 is about 7212.6436207538. The cubic root of 52022228 is about 373.3042916043.

The spelling of 52022228 in words is "fifty-two million, twenty-two thousand, two hundred twenty-eight".