344400562 has 16 divisors (see below), whose sum is σ = 565991712. Its totient is φ = 155871520.

The previous prime is 344400557. The next prime is 344400577. The reversal of 344400562 is 265004443.

It is a super-2 number, since 2×344400562² = 237223494211831688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 344400562.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28468 + ... + 38719.

It is an arithmetic number, because the mean of its divisors is an integer number (35374482).

Almost surely, 2^344400562 is an apocalyptic number.

344400562 is a deficient number, since it is larger than the sum of its proper divisors (221591150).

344400562 is a wasteful number, since it uses less digits than its factorization.

344400562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67433.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 344400562 is about 18558.0322771570. The cubic root of 344400562 is about 700.9514694022.

The spelling of 344400562 in words is "three hundred forty-four million, four hundred thousand, five hundred sixty-two".