344042826 has 16 divisors (see below), whose sum is σ = 688301184. Its totient is φ = 114645024.

The previous prime is 344042807. The next prime is 344042827. The reversal of 344042826 is 628240443.

It is a super-2 number, since 2×344042826² = 236730932244132552, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (344042827) 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, 18015 + ... + 31821.

It is an arithmetic number, because the mean of its divisors is an integer number (43018824).

Almost surely, 2^344042826 is an apocalyptic number.

344042826 is an abundant number, since it is smaller than the sum of its proper divisors (344258358).

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

344042826 is a wasteful number, since it uses less digits than its factorization.

344042826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17965.

The product of its (nonzero) digits is 36864, while the sum is 33.

The square root of 344042826 is about 18548.3914666475. The cubic root of 344042826 is about 700.7086877168.

The spelling of 344042826 in words is "three hundred forty-four million, forty-two thousand, eight hundred twenty-six".