744604940 has 12 divisors (see below), whose sum is σ = 1563670416. Its totient is φ = 297841968.

The previous prime is 744604919. The next prime is 744604943. The reversal of 744604940 is 49406447.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 744604894 and 744604903.

It is not an unprimeable number, because it can be changed into a prime (744604943) 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, 18615104 + ... + 18615143.

It is an arithmetic number, because the mean of its divisors is an integer number (130305868).

Almost surely, 2^744604940 is an apocalyptic number.

It is an amenable number.

744604940 is an abundant number, since it is smaller than the sum of its proper divisors (819065476).

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

744604940 is a wasteful number, since it uses less digits than its factorization.

744604940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37230256 (or 37230254 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 744604940 is about 27287.4502289972. The cubic root of 744604940 is about 906.3765017861.

The spelling of 744604940 in words is "seven hundred forty-four million, six hundred four thousand, nine hundred forty".