913440344 has 16 divisors (see below), whose sum is σ = 1734381600. Its totient is φ = 450938592.

The previous prime is 913440343. The next prime is 913440391. The reversal of 913440344 is 443044319.

It is a self number, because there is not a number n which added to its sum of digits gives 913440344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913440343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722027 + ... + 723290.

It is an arithmetic number, because the mean of its divisors is an integer number (108398850).

Almost surely, 2^913440344 is an apocalyptic number.

It is an amenable number.

913440344 is a deficient number, since it is larger than the sum of its proper divisors (820941256).

913440344 is a wasteful number, since it uses less digits than its factorization.

913440344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445402 (or 1445398 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 913440344 is about 30223.1756107792. The cubic root of 913440344 is about 970.2717713708.

The spelling of 913440344 in words is "nine hundred thirteen million, four hundred forty thousand, three hundred forty-four".