22783896 has 64 divisors (see below), whose sum is σ = 63679200. Its totient is φ = 7547904.

The previous prime is 22783889. The next prime is 22783903. The reversal of 22783896 is 69838722.

It is an interprime number because it is at equal distance from previous prime (22783889) and next prime (22783903).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67440 + ... + 67776.

Almost surely, 2^22783896 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 22783896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31839600).

22783896 is an abundant number, since it is smaller than the sum of its proper divisors (40895304).

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

22783896 is a wasteful number, since it uses less digits than its factorization.

22783896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665 (or 655 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 22783896 is about 4773.2479508192. The cubic root of 22783896 is about 283.4932111137.

The spelling of 22783896 in words is "twenty-two million, seven hundred eighty-three thousand, eight hundred ninety-six".