52622330 has 16 divisors (see below), whose sum is σ = 95358600. Its totient is φ = 20907072.

The previous prime is 52622329. The next prime is 52622333. The reversal of 52622330 is 3322625.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 32001649 + 20620681 = 5657^2 + 4541^2 .

It is a super-2 number, since 2×52622330² = 5538219229257800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52622296 and 52622305.

It is not an unprimeable number, because it can be changed into a prime (52622333) 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, 16169 + ... + 19148.

Almost surely, 2^52622330 is an apocalyptic number.

52622330 is a deficient number, since it is larger than the sum of its proper divisors (42736270).

52622330 is a wasteful number, since it uses less digits than its factorization.

52622330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35473.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 52622330 is about 7254.1250333862. The cubic root of 52622330 is about 374.7342235307.

Adding to 52622330 its reverse (3322625), we get a palindrome (55944955).

The spelling of 52622330 in words is "fifty-two million, six hundred twenty-two thousand, three hundred thirty".