22479043 has 4 divisors (see below), whose sum is σ = 22488688. Its totient is φ = 22469400.

The previous prime is 22479011. The next prime is 22479053. The reversal of 22479043 is 34097422.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22479043 - 2⁵ = 22479011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22478996 and 22479014.

It is not an unprimeable number, because it can be changed into a prime (22479053) 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, 1093 + ... + 6793.

It is an arithmetic number, because the mean of its divisors is an integer number (5622172).

Almost surely, 2^22479043 is an apocalyptic number.

22479043 is a deficient number, since it is larger than the sum of its proper divisors (9645).

22479043 is an equidigital number, since it uses as much as digits as its factorization.

22479043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9644.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 22479043 is about 4741.2069138564. The cubic root of 22479043 is about 282.2231312502.

The spelling of 22479043 in words is "twenty-two million, four hundred seventy-nine thousand, forty-three".