22648475 has 12 divisors (see below), whose sum is σ = 29562840. Its totient is φ = 17164800.

The previous prime is 22648427. The next prime is 22648481. The reversal of 22648475 is 57484622.

It is not a de Polignac number, because 22648475 - 2¹² = 22644379 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, 23366 + ... + 24315.

It is an arithmetic number, because the mean of its divisors is an integer number (2463570).

Almost surely, 2^22648475 is an apocalyptic number.

22648475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22648475 is a deficient number, since it is larger than the sum of its proper divisors (6914365).

22648475 is a wasteful number, since it uses less digits than its factorization.

22648475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47710 (or 47705 counting only the distinct ones).

The product of its digits is 107520, while the sum is 38.

The square root of 22648475 is about 4759.0413950711. The cubic root of 22648475 is about 282.9304269451.

The spelling of 22648475 in words is "twenty-two million, six hundred forty-eight thousand, four hundred seventy-five".