22438707234 has 32 divisors (see below), whose sum is σ = 45409714560. Its totient is φ = 7390956672.

The previous prime is 22438707217. The next prime is 22438707253. The reversal of 22438707234 is 43270783422.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913299 + ... + 937545.

It is an arithmetic number, because the mean of its divisors is an integer number (1419053580).

Almost surely, 2^22438707234 is an apocalyptic number.

22438707234 is an abundant number, since it is smaller than the sum of its proper divisors (22971007326).

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

22438707234 is a wasteful number, since it uses less digits than its factorization.

22438707234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26074.

The product of its (nonzero) digits is 451584, while the sum is 42.

The spelling of 22438707234 in words is "twenty-two billion, four hundred thirty-eight million, seven hundred seven thousand, two hundred thirty-four".