344490 has 16 divisors (see below), whose sum is σ = 826848. Its totient is φ = 91856.

The previous prime is 344483. The next prime is 344497. The reversal of 344490 is 94443.

It is an interprime number because it is at equal distance from previous prime (344483) and next prime (344497).

It is a self number, because there is not a number n which added to its sum of digits gives 344490.

It is not an unprimeable number, because it can be changed into a prime (344497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5712 + ... + 5771.

It is an arithmetic number, because the mean of its divisors is an integer number (51678).

2³⁴⁴⁴⁹⁰ is an apocalyptic number.

344490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

344490 is an abundant number, since it is smaller than the sum of its proper divisors (482358).

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

344490 is a wasteful number, since it uses less digits than its factorization.

344490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11493.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 344490 is about 586.9327048308. The cubic root of 344490 is about 70.1012141265.

Subtracting from 344490 its reverse (94443), we obtain a cube (250047 = 63³).

The spelling of 344490 in words is "three hundred forty-four thousand, four hundred ninety".