22349856 has 24 divisors (see below), whose sum is σ = 58668624. Its totient is φ = 7449920.

The previous prime is 22349843. The next prime is 22349861. The reversal of 22349856 is 65894322.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116310 + ... + 116501.

It is an arithmetic number, because the mean of its divisors is an integer number (2444526).

Almost surely, 2^22349856 is an apocalyptic number.

It is an amenable number.

22349856 is an abundant number, since it is smaller than the sum of its proper divisors (36318768).

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

22349856 is a wasteful number, since it uses less digits than its factorization.

22349856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232824 (or 232816 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 22349856 is about 4727.5634316210. The cubic root of 22349856 is about 281.6814470417.

It can be divided in two parts, 2234 and 9856, that added together give a triangular number (12090 = T₁₅₅).

The spelling of 22349856 in words is "twenty-two million, three hundred forty-nine thousand, eight hundred fifty-six".