22607125 has 16 divisors (see below), whose sum is σ = 28566720. Its totient is φ = 17859600.

The previous prime is 22607087. The next prime is 22607147. The reversal of 22607125 is 52170622.

It is a de Polignac number, because none of the positive numbers 2^k-22607125 is a prime.

It is a super-2 number, since 2×22607125² = 1022164201531250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 22607125.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9286 + ... + 11464.

It is an arithmetic number, because the mean of its divisors is an integer number (1785420).

Almost surely, 2^22607125 is an apocalyptic number.

22607125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22607125 is a deficient number, since it is larger than the sum of its proper divisors (5959595).

22607125 is an equidigital number, since it uses as much as digits as its factorization.

22607125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277 (or 2267 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 22607125 is about 4754.6950480551. The cubic root of 22607125 is about 282.7581371960.

Adding to 22607125 its reverse (52170622), we get a palindrome (74777747).

The spelling of 22607125 in words is "twenty-two million, six hundred seven thousand, one hundred twenty-five".