344713380 has 96 divisors (see below), whose sum is σ = 1056343680. Its totient is φ = 83297280.

The previous prime is 344713357. The next prime is 344713381. The reversal of 344713380 is 83317443.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (344713381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 269302 + ... + 270578.

It is an arithmetic number, because the mean of its divisors is an integer number (11003580).

Almost surely, 2^344713380 is an apocalyptic number.

344713380 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 344713380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (528171840).

344713380 is an abundant number, since it is smaller than the sum of its proper divisors (711630300).

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

344713380 is a wasteful number, since it uses less digits than its factorization.

344713380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709 (or 1707 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 344713380 is about 18566.4584668159. The cubic root of 344713380 is about 701.1636292212.

The spelling of 344713380 in words is "three hundred forty-four million, seven hundred thirteen thousand, three hundred eighty".