22402112 has 14 divisors (see below), whose sum is σ = 44454318. Its totient is φ = 11201024.

The previous prime is 22402091. The next prime is 22402169. The reversal of 22402112 is 21120422.

It can be written as a sum of positive squares in only one way, i.e., 19219456 + 3182656 = 4384^2 + 1784^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174953 + ... + 175080.

Almost surely, 2^22402112 is an apocalyptic number.

It is an amenable number.

22402112 is a deficient number, since it is larger than the sum of its proper divisors (22052206).

22402112 is an equidigital number, since it uses as much as digits as its factorization.

22402112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350045 (or 350035 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 22402112 is about 4733.0869419439. The cubic root of 22402112 is about 281.9008084654.

Adding to 22402112 its reverse (21120422), we get a palindrome (43522534).

The spelling of 22402112 in words is "twenty-two million, four hundred two thousand, one hundred twelve".