344859872 has 48 divisors (see below), whose sum is σ = 800980992. Its totient is φ = 143026560.

The previous prime is 344859863. The next prime is 344859881. The reversal of 344859872 is 278958443.

It is an interprime number because it is at equal distance from previous prime (344859863) and next prime (344859881).

It is a self number, because there is not a number n which added to its sum of digits gives 344859872.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17888 + ... + 31775.

It is an arithmetic number, because the mean of its divisors is an integer number (16687104).

Almost surely, 2^344859872 is an apocalyptic number.

344859872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

344859872 is an abundant number, since it is smaller than the sum of its proper divisors (456121120).

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

344859872 is a wasteful number, since it uses less digits than its factorization.

344859872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49711 (or 49703 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 50.

The square root of 344859872 is about 18570.4031189417. The cubic root of 344859872 is about 701.2629390842.

The spelling of 344859872 in words is "three hundred forty-four million, eight hundred fifty-nine thousand, eight hundred seventy-two".