52220822 has 16 divisors (see below), whose sum is σ = 81259200. Its totient is φ = 25139520.

The previous prime is 52220809. The next prime is 52220827. The reversal of 52220822 is 22802225.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52220827) 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, 23954 + ... + 26042.

It is an arithmetic number, because the mean of its divisors is an integer number (5078700).

Almost surely, 2^52220822 is an apocalyptic number.

52220822 is a deficient number, since it is larger than the sum of its proper divisors (29038378).

52220822 is a wasteful number, since it uses less digits than its factorization.

52220822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2551.

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

The square root of 52220822 is about 7226.3975810911. The cubic root of 52220822 is about 373.7787160779.

The spelling of 52220822 in words is "fifty-two million, two hundred twenty thousand, eight hundred twenty-two".