190344 has 64 divisors (see below), whose sum is σ = 599040. Its totient is φ = 48960.

The previous prime is 190339. The next prime is 190357. The reversal of 190344 is 443091.

190344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 190344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1797 + ... + 1899.

It is an arithmetic number, because the mean of its divisors is an integer number (9360).

2¹⁹⁰³⁴⁴ is an apocalyptic number.

190344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299520).

190344 is an abundant number, since it is smaller than the sum of its proper divisors (408696).

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

190344 is a wasteful number, since it uses less digits than its factorization.

190344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 190344 is about 436.2843109716. The cubic root of 190344 is about 57.5236449698.

The spelling of 190344 in words is "one hundred ninety thousand, three hundred forty-four".