344494839 has 24 divisors (see below), whose sum is σ = 499633920. Its totient is φ = 211035552.

The previous prime is 344494837. The next prime is 344494841. The reversal of 344494839 is 938494443.

It is an interprime number because it is at equal distance from previous prime (344494837) and next prime (344494841).

It is not a de Polignac number, because 344494839 - 2¹ = 344494837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344494837) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119752 + ... + 122594.

It is an arithmetic number, because the mean of its divisors is an integer number (20818080).

Almost surely, 2^344494839 is an apocalyptic number.

344494839 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

344494839 is a deficient number, since it is larger than the sum of its proper divisors (155139081).

344494839 is a wasteful number, since it uses less digits than its factorization.

344494839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111 (or 3098 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 48.

The square root of 344494839 is about 18560.5721625170. The cubic root of 344494839 is about 701.0154235880.

The spelling of 344494839 in words is "three hundred forty-four million, four hundred ninety-four thousand, eight hundred thirty-nine".