22668125 has 10 divisors (see below), whose sum is σ = 28326870. Its totient is φ = 18134000.

The previous prime is 22668119. The next prime is 22668143. The reversal of 22668125 is 52186622.

It can be written as a sum of positive squares in 5 ways, for example, as 2696164 + 19971961 = 1642^2 + 4469^2 .

It is not a de Polignac number, because 22668125 - 2¹⁶ = 22602589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22668091 and 22668100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 17510 + ... + 18759.

It is an arithmetic number, because the mean of its divisors is an integer number (2832687).

Almost surely, 2^22668125 is an apocalyptic number.

22668125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22668125 is a deficient number, since it is larger than the sum of its proper divisors (5658745).

22668125 is an frugal number, since it uses more digits than its factorization.

22668125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36289 (or 36274 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 22668125 is about 4761.1054388661. The cubic root of 22668125 is about 283.0122275346.

The spelling of 22668125 in words is "twenty-two million, six hundred sixty-eight thousand, one hundred twenty-five".