344139468 has 24 divisors (see below), whose sum is σ = 803670000. Its totient is φ = 114616320.

The previous prime is 344139461. The next prime is 344139469. The reversal of 344139468 is 864931443.

It is not an unprimeable number, because it can be changed into a prime (344139461) 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, 3508 + ... + 26468.

It is an arithmetic number, because the mean of its divisors is an integer number (33486250).

Almost surely, 2^344139468 is an apocalyptic number.

It is an amenable number.

344139468 is an abundant number, since it is smaller than the sum of its proper divisors (459530532).

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

344139468 is a wasteful number, since it uses less digits than its factorization.

344139468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24217 (or 24215 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 344139468 is about 18550.9964152872. The cubic root of 344139468 is about 700.7742915159.

The spelling of 344139468 in words is "three hundred forty-four million, one hundred thirty-nine thousand, four hundred sixty-eight".