22351896 has 64 divisors (see below), whose sum is σ = 70963200. Its totient is φ = 6385824.

The previous prime is 22351891. The next prime is 22351897. The reversal of 22351896 is 69815322.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 22351896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22351891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5880 + ... + 8903.

It is an arithmetic number, because the mean of its divisors is an integer number (1108800).

Almost surely, 2^22351896 is an apocalyptic number.

It is an amenable number.

22351896 is an abundant number, since it is smaller than the sum of its proper divisors (48611304).

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

22351896 is a wasteful number, since it uses less digits than its factorization.

22351896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14805 (or 14795 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 22351896 is about 4727.7791826607. The cubic root of 22351896 is about 281.6900170100.

The spelling of 22351896 in words is "twenty-two million, three hundred fifty-one thousand, eight hundred ninety-six".