344077340 has 24 divisors (see below), whose sum is σ = 723755760. Its totient is φ = 137403648.

The previous prime is 344077313. The next prime is 344077367. The reversal of 344077340 is 43770443.

It is an interprime number because it is at equal distance from previous prime (344077313) and next prime (344077367).

It is a junction number, because it is equal to n+sod(n) for n = 344077297 and 344077306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1517 + ... + 26276.

It is an arithmetic number, because the mean of its divisors is an integer number (30156490).

Almost surely, 2^344077340 is an apocalyptic number.

It is an amenable number.

344077340 is an abundant number, since it is smaller than the sum of its proper divisors (379678420).

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

344077340 is a wasteful number, since it uses less digits than its factorization.

344077340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28421 (or 28419 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 32.

The square root of 344077340 is about 18549.3218204871. The cubic root of 344077340 is about 700.7321183763.

The spelling of 344077340 in words is "three hundred forty-four million, seventy-seven thousand, three hundred forty".