22406875 has 10 divisors (see below), whose sum is σ = 28000412. Its totient is φ = 17925000.

The previous prime is 22406861. The next prime is 22406887. The reversal of 22406875 is 57860422.

It is not a de Polignac number, because 22406875 - 2¹³ = 22398683 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22406875.

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, 17301 + ... + 18550.

Almost surely, 2^22406875 is an apocalyptic number.

22406875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22406875 is a deficient number, since it is larger than the sum of its proper divisors (5593537).

22406875 is an frugal number, since it uses more digits than its factorization.

22406875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35871 (or 35856 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 22406875 is about 4733.5900751966. The cubic root of 22406875 is about 281.9207857248.

The spelling of 22406875 in words is "twenty-two million, four hundred six thousand, eight hundred seventy-five".