344050440 has 64 divisors (see below), whose sum is σ = 1042407360. Its totient is φ = 90835200.

The previous prime is 344050397. The next prime is 344050477. The reversal of 344050440 is 44050443.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 344050440.

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, 2074 + ... + 26313.

It is an arithmetic number, because the mean of its divisors is an integer number (16287615).

Almost surely, 2^344050440 is an apocalyptic number.

344050440 is a gapful number since it is divisible by the number (30) 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 344050440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521203680).

344050440 is an abundant number, since it is smaller than the sum of its proper divisors (698356920).

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

344050440 is a wasteful number, since it uses less digits than its factorization.

344050440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28502 (or 28498 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 344050440 is about 18548.5967124201. The cubic root of 344050440 is about 700.7138567986.

The spelling of 344050440 in words is "three hundred forty-four million, fifty thousand, four hundred forty".