22570052 has 6 divisors (see below), whose sum is σ = 39497598. Its totient is φ = 11285024.

The previous prime is 22570027. The next prime is 22570069. The reversal of 22570052 is 25007522.

It can be written as a sum of positive squares in only one way, i.e., 22505536 + 64516 = 4744^2 + 254^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821253 + ... + 2821260.

It is an arithmetic number, because the mean of its divisors is an integer number (6582933).

Almost surely, 2^22570052 is an apocalyptic number.

It is an amenable number.

22570052 is a deficient number, since it is larger than the sum of its proper divisors (16927546).

22570052 is a wasteful number, since it uses less digits than its factorization.

22570052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5642517 (or 5642515 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 22570052 is about 4750.7948808594. The cubic root of 22570052 is about 282.6034893763.

Adding to 22570052 its reverse (25007522), we get a palindrome (47577574).

The spelling of 22570052 in words is "twenty-two million, five hundred seventy thousand, fifty-two".