22577125 has 8 divisors (see below), whose sum is σ = 28176408. Its totient is φ = 18061600.

The previous prime is 22577123. The next prime is 22577129. The reversal of 22577125 is 52177522.

It can be written as a sum of positive squares in 4 ways, for example, as 279841 + 22297284 = 529^2 + 4722^2 .

It is not a de Polignac number, because 22577125 - 2¹ = 22577123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22577123) 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, 90184 + ... + 90433.

It is an arithmetic number, because the mean of its divisors is an integer number (3522051).

Almost surely, 2^22577125 is an apocalyptic number.

22577125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22577125 is a deficient number, since it is larger than the sum of its proper divisors (5599283).

22577125 is an equidigital number, since it uses as much as digits as its factorization.

22577125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180632 (or 180622 counting only the distinct ones).

The product of its digits is 9800, while the sum is 31.

The square root of 22577125 is about 4751.5392242935. The cubic root of 22577125 is about 282.6330070416.

The spelling of 22577125 in words is "twenty-two million, five hundred seventy-seven thousand, one hundred twenty-five".