22002048 has 96 divisors (see below), whose sum is σ = 64443600. Its totient is φ = 7203840.

The previous prime is 22002031. The next prime is 22002061. The reversal of 22002048 is 84020022.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 22002048.

It is a congruent number.

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, 81658 + ... + 81926.

Almost surely, 2^22002048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22002048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32221800).

22002048 is an abundant number, since it is smaller than the sum of its proper divisors (42441552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22002048 is a wasteful number, since it uses less digits than its factorization.

22002048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 22002048 is about 4690.6340722764. The cubic root of 22002048 is about 280.2126276087.

The spelling of 22002048 in words is "twenty-two million, two thousand, forty-eight".