22066875 has 30 divisors (see below), whose sum is σ = 39840372. Its totient is φ = 11766000.

The previous prime is 22066861. The next prime is 22066903. The reversal of 22066875 is 57866022.

It is not a de Polignac number, because 22066875 - 2⁴ = 22066859 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 3664 + ... + 7586.

Almost surely, 2^22066875 is an apocalyptic number.

22066875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22066875 is a deficient number, since it is larger than the sum of its proper divisors (17773497).

22066875 is an equidigital number, since it uses as much as digits as its factorization.

22066875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3949 (or 3931 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 22066875 is about 4697.5392494369. The cubic root of 22066875 is about 280.4875646255.

The spelling of 22066875 in words is "twenty-two million, sixty-six thousand, eight hundred seventy-five".