744912064 has 56 divisors (see below), whose sum is σ = 1600484480. Its totient is φ = 341950464.

The previous prime is 744912059. The next prime is 744912073. The reversal of 744912064 is 460219447.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 158257 + ... + 162895.

It is an arithmetic number, because the mean of its divisors is an integer number (28580080).

Almost surely, 2^744912064 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 744912064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (800242240).

744912064 is an abundant number, since it is smaller than the sum of its proper divisors (855572416).

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

744912064 is a wasteful number, since it uses less digits than its factorization.

744912064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4857 (or 4847 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 744912064 is about 27293.0772174924. The cubic root of 744912064 is about 906.5011010637.

The spelling of 744912064 in words is "seven hundred forty-four million, nine hundred twelve thousand, sixty-four".