344043738 has 12 divisors (see below), whose sum is σ = 745428138. Its totient is φ = 114681240.

The previous prime is 344043719. The next prime is 344043757. The reversal of 344043738 is 837340443.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (344043719) and next prime (344043757).

It can be written as a sum of positive squares in only one way, i.e., 182169009 + 161874729 = 13497^2 + 12723^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9556753 + ... + 9556788.

Almost surely, 2^344043738 is an apocalyptic number.

344043738 is an abundant number, since it is smaller than the sum of its proper divisors (401384400).

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

344043738 is a wasteful number, since it uses less digits than its factorization.

344043738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19113549 (or 19113546 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

The square root of 344043738 is about 18548.4160509732. The cubic root of 344043738 is about 700.7093068701.

The spelling of 344043738 in words is "three hundred forty-four million, forty-three thousand, seven hundred thirty-eight".