22086625 has 16 divisors (see below), whose sum is σ = 30071808. Its totient is φ = 16062000.

The previous prime is 22086611. The next prime is 22086629. The reversal of 22086625 is 52668022.

It is not a de Polignac number, because 22086625 - 2⁵ = 22086593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22086629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6657 + ... + 9406.

It is an arithmetic number, because the mean of its divisors is an integer number (1879488).

Almost surely, 2^22086625 is an apocalyptic number.

22086625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22086625 is a deficient number, since it is larger than the sum of its proper divisors (7985183).

22086625 is a wasteful number, since it uses less digits than its factorization.

22086625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16089 (or 16079 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 22086625 is about 4699.6409437318. The cubic root of 22086625 is about 280.5712190858.

The spelling of 22086625 in words is "twenty-two million, eighty-six thousand, six hundred twenty-five".