344389677 has 16 divisors (see below), whose sum is σ = 465776640. Its totient is φ = 226307952.

The previous prime is 344389657. The next prime is 344389681. The reversal of 344389677 is 776983443.

It is a happy number.

It is not a de Polignac number, because 344389677 - 2⁶ = 344389613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344389607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251248 + ... + 252614.

It is an arithmetic number, because the mean of its divisors is an integer number (29111040).

Almost surely, 2^344389677 is an apocalyptic number.

It is an amenable number.

344389677 is a deficient number, since it is larger than the sum of its proper divisors (121386963).

344389677 is a wasteful number, since it uses less digits than its factorization.

344389677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512.

The product of its digits is 3048192, while the sum is 51.

The square root of 344389677 is about 18557.7390056009. The cubic root of 344389677 is about 700.9440846512.

The spelling of 344389677 in words is "three hundred forty-four million, three hundred eighty-nine thousand, six hundred seventy-seven".