22648408 has 8 divisors (see below), whose sum is σ = 42465780. Its totient is φ = 11324200.

The previous prime is 22648393. The next prime is 22648427. The reversal of 22648408 is 80484622.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1415518 + ... + 1415533.

Almost surely, 2^22648408 is an apocalyptic number.

It is an amenable number.

22648408 is a deficient number, since it is larger than the sum of its proper divisors (19817372).

22648408 is a wasteful number, since it uses less digits than its factorization.

22648408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831057 (or 2831053 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 22648408 is about 4759.0343558331. The cubic root of 22648408 is about 282.9301479513.

The spelling of 22648408 in words is "twenty-two million, six hundred forty-eight thousand, four hundred eight".