744631896 has 32 divisors (see below), whose sum is σ = 1874980800. Its totient is φ = 246423840.

The previous prime is 744631889. The next prime is 744631897. The reversal of 744631896 is 698136447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744631897) 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 7 ways as a sum of consecutive naturals, for example, 108270 + ... + 114941.

It is an arithmetic number, because the mean of its divisors is an integer number (58593150).

Almost surely, 2^744631896 is an apocalyptic number.

It is an amenable number.

744631896 is an abundant number, since it is smaller than the sum of its proper divisors (1130348904).

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

744631896 is a wasteful number, since it uses less digits than its factorization.

744631896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223359 (or 223355 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 744631896 is about 27287.9441512181. The cubic root of 744631896 is about 906.3874391252.

The spelling of 744631896 in words is "seven hundred forty-four million, six hundred thirty-one thousand, eight hundred ninety-six".