344734623 has 18 divisors (see below), whose sum is σ = 517085504. Its totient is φ = 229818708.

The previous prime is 344734609. The next prime is 344734639. The reversal of 344734623 is 326437443.

It is not a de Polignac number, because 344734623 - 2²⁴ = 327957407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344734673) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 19711 + ... + 32832.

Almost surely, 2^344734623 is an apocalyptic number.

344734623 is a deficient number, since it is larger than the sum of its proper divisors (172350881).

344734623 is an frugal number, since it uses more digits than its factorization.

344734623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52567 (or 52546 counting only the distinct ones).

The product of its digits is 145152, while the sum is 36.

The square root of 344734623 is about 18567.0305380263. The cubic root of 344734623 is about 701.1780320206.

The spelling of 344734623 in words is "three hundred forty-four million, seven hundred thirty-four thousand, six hundred twenty-three".