22058436 has 12 divisors (see below), whose sum is σ = 51469712. Its totient is φ = 7352808.

The previous prime is 22058419. The next prime is 22058437. The reversal of 22058436 is 63485022.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22058437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919090 + ... + 919113.

Almost surely, 2^22058436 is an apocalyptic number.

It is an amenable number.

22058436 is an abundant number, since it is smaller than the sum of its proper divisors (29411276).

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

22058436 is a wasteful number, since it uses less digits than its factorization.

22058436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838210 (or 1838208 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 22058436 is about 4696.6409273011. The cubic root of 22058436 is about 280.4518045951.

The spelling of 22058436 in words is "twenty-two million, fifty-eight thousand, four hundred thirty-six".