22266525 has 48 divisors (see below), whose sum is σ = 38870528. Its totient is φ = 11232000.

The previous prime is 22266521. The next prime is 22266547. The reversal of 22266525 is 52566222.

It is not a de Polignac number, because 22266525 - 2² = 22266521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22266492 and 22266501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22266521) 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 47 ways as a sum of consecutive naturals, for example, 141747 + ... + 141903.

Almost surely, 2^22266525 is an apocalyptic number.

22266525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22266525 is a deficient number, since it is larger than the sum of its proper divisors (16604003).

22266525 is a wasteful number, since it uses less digits than its factorization.

22266525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 257 counting only the distinct ones).

The product of its digits is 14400, while the sum is 30.

The square root of 22266525 is about 4718.7418874102. The cubic root of 22266525 is about 281.3309297966.

It can be divided in two parts, 22266 and 525, that added together give a triangular number (22791 = T₂₁₃).

The spelling of 22266525 in words is "twenty-two million, two hundred sixty-six thousand, five hundred twenty-five".