344490975 has 60 divisors (see below), whose sum is σ = 675720144. Its totient is φ = 172903680.

The previous prime is 344490959. The next prime is 344490977. The reversal of 344490975 is 579094443.

It is a happy number.

It is not a de Polignac number, because 344490975 - 2⁴ = 344490959 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 344490975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344490977) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 29422 + ... + 39428.

Almost surely, 2^344490975 is an apocalyptic number.

344490975 is a deficient number, since it is larger than the sum of its proper divisors (331229169).

344490975 is a wasteful number, since it uses less digits than its factorization.

344490975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10046 (or 10032 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 344490975 is about 18560.4680706064. The cubic root of 344490975 is about 701.0128026163.

The spelling of 344490975 in words is "three hundred forty-four million, four hundred ninety thousand, nine hundred seventy-five".