344664804 has 96 divisors (see below), whose sum is σ = 897974784. Its totient is φ = 102021120.

The previous prime is 344664779. The next prime is 344664809. The reversal of 344664804 is 408466443.

It is not an unprimeable number, because it can be changed into a prime (344664809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1785732 + ... + 1785924.

It is an arithmetic number, because the mean of its divisors is an integer number (9353904).

Almost surely, 2^344664804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 344664804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448987392).

344664804 is an abundant number, since it is smaller than the sum of its proper divisors (553309980).

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

344664804 is a wasteful number, since it uses less digits than its factorization.

344664804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 39.

The square root of 344664804 is about 18565.1502552498. The cubic root of 344664804 is about 701.1306923656.

The spelling of 344664804 in words is "three hundred forty-four million, six hundred sixty-four thousand, eight hundred four".