743996 has 24 divisors (see below), whose sum is σ = 1461936. Its totient is φ = 328320.

The previous prime is 743989. The next prime is 744019. The reversal of 743996 is 699347.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 743996.

It is an unprimeable number.

743996 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1400 + ... + 1856.

It is an arithmetic number, because the mean of its divisors is an integer number (60914).

2⁷⁴³⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

743996 is a deficient number, since it is larger than the sum of its proper divisors (717940).

743996 is a wasteful number, since it uses less digits than its factorization.

743996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509 (or 507 counting only the distinct ones).

The product of its digits is 40824, while the sum is 38.

The square root of 743996 is about 862.5520274163. The cubic root of 743996 is about 90.6129355323.

The spelling of 743996 in words is "seven hundred forty-three thousand, nine hundred ninety-six".