22486442 has 16 divisors (see below), whose sum is σ = 36872064. Its totient is φ = 10200000.

The previous prime is 22486441. The next prime is 22486459. The reversal of 22486442 is 24468422.

It is a junction number, because it is equal to n+sod(n) for n = 22486399 and 22486408.

It is not an unprimeable number, because it can be changed into a prime (22486441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15842 + ... + 17202.

It is an arithmetic number, because the mean of its divisors is an integer number (2304504).

Almost surely, 2^22486442 is an apocalyptic number.

22486442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22486442 is a deficient number, since it is larger than the sum of its proper divisors (14385622).

22486442 is a wasteful number, since it uses less digits than its factorization.

22486442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2125.

The product of its digits is 24576, while the sum is 32.

The square root of 22486442 is about 4741.9871362120. The cubic root of 22486442 is about 282.2540925309.

The spelling of 22486442 in words is "twenty-two million, four hundred eighty-six thousand, four hundred forty-two".