744799740 has 24 divisors (see below), whose sum is σ = 2085439440. Its totient is φ = 198613248.

The previous prime is 744799739. The next prime is 744799747. The reversal of 744799740 is 47997447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744799747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6206605 + ... + 6206724.

It is an arithmetic number, because the mean of its divisors is an integer number (86893310).

Almost surely, 2^744799740 is an apocalyptic number.

It is an amenable number.

744799740 is an abundant number, since it is smaller than the sum of its proper divisors (1340639700).

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

744799740 is a wasteful number, since it uses less digits than its factorization.

744799740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12413341 (or 12413339 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 51.

The square root of 744799740 is about 27291.0194019938. The cubic root of 744799740 is about 906.4555355297.

The spelling of 744799740 in words is "seven hundred forty-four million, seven hundred ninety-nine thousand, seven hundred forty".