22464425 has 12 divisors (see below), whose sum is σ = 27944640. Its totient is φ = 17914320.

The previous prime is 22464413. The next prime is 22464443. The reversal of 22464425 is 52446422.

It is not a de Polignac number, because 22464425 - 2¹⁰ = 22463401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7724 + ... + 10226.

It is an arithmetic number, because the mean of its divisors is an integer number (2328720).

Almost surely, 2^22464425 is an apocalyptic number.

22464425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22464425 is a deficient number, since it is larger than the sum of its proper divisors (5480215).

22464425 is a wasteful number, since it uses less digits than its factorization.

22464425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872 (or 2867 counting only the distinct ones).

The product of its digits is 15360, while the sum is 29.

The square root of 22464425 is about 4739.6650725552. The cubic root of 22464425 is about 282.1619419263.

The spelling of 22464425 in words is "twenty-two million, four hundred sixty-four thousand, four hundred twenty-five".