22125057 has 16 divisors (see below), whose sum is σ = 31847040. Its totient is φ = 13620992.

The previous prime is 22125053. The next prime is 22125083. The reversal of 22125057 is 75052122.

It is a cyclic number.

It is not a de Polignac number, because 22125057 - 2² = 22125053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22125053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3528 + ... + 7529.

It is an arithmetic number, because the mean of its divisors is an integer number (1990440).

Almost surely, 2^22125057 is an apocalyptic number.

It is an amenable number.

22125057 is a deficient number, since it is larger than the sum of its proper divisors (9721983).

22125057 is a wasteful number, since it uses less digits than its factorization.

22125057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11112.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 22125057 is about 4703.7279895844. The cubic root of 22125057 is about 280.7338614818.

Adding to 22125057 its reverse (75052122), we get a palindrome (97177179).

The spelling of 22125057 in words is "twenty-two million, one hundred twenty-five thousand, fifty-seven".