22975601 has 6 divisors (see below), whose sum is σ = 25254306. Its totient is φ = 20886800.

The previous prime is 22975591. The next prime is 22975607. The reversal of 22975601 is 10657922.

It can be written as a sum of positive squares in only one way, i.e., 18879025 + 4096576 = 4345^2 + 2024^2 .

It is not a de Polignac number, because 22975601 - 2¹⁰ = 22974577 is a prime.

It is a super-2 number, since 2×22975601² = 1055756482622402, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22975607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94820 + ... + 95061.

It is an arithmetic number, because the mean of its divisors is an integer number (4209051).

Almost surely, 2^22975601 is an apocalyptic number.

It is an amenable number.

22975601 is a deficient number, since it is larger than the sum of its proper divisors (2278705).

22975601 is a wasteful number, since it uses less digits than its factorization.

22975601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189903 (or 189892 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 22975601 is about 4793.2870767355. The cubic root of 22975601 is about 284.2861007954.

The spelling of 22975601 in words is "twenty-two million, nine hundred seventy-five thousand, six hundred one".