344285424 has 160 divisors (see below), whose sum is σ = 1136355840. Its totient is φ = 97763328.

The previous prime is 344285401. The next prime is 344285429. The reversal of 344285424 is 424582443.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344285429) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 776947 + ... + 777389.

It is an arithmetic number, because the mean of its divisors is an integer number (7102224).

Almost surely, 2^344285424 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 344285424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568177920).

344285424 is an abundant number, since it is smaller than the sum of its proper divisors (792070416).

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

344285424 is a wasteful number, since it uses less digits than its factorization.

344285424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724 (or 712 counting only the distinct ones).

The product of its digits is 122880, while the sum is 36.

The square root of 344285424 is about 18554.9299109428. The cubic root of 344285424 is about 700.8733480181.

The spelling of 344285424 in words is "three hundred forty-four million, two hundred eighty-five thousand, four hundred twenty-four".