744939 has 12 divisors (see below), whose sum is σ = 1158976. Its totient is φ = 458352.

The previous prime is 744917. The next prime is 744941. The reversal of 744939 is 939447.

It is not a de Polignac number, because 744939 - 2⁷ = 744811 is a prime.

It is a super-2 number, since 2×744939² = 1109868227442, which contains 22 as substring.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3067 + ... + 3300.

2⁷⁴⁴⁹³⁹ is an apocalyptic number.

744939 is a deficient number, since it is larger than the sum of its proper divisors (414037).

744939 is a wasteful number, since it uses less digits than its factorization.

744939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6386 (or 6383 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 744939 is about 863.0984880070. The cubic root of 744939 is about 90.6512027284.

The spelling of 744939 in words is "seven hundred forty-four thousand, nine hundred thirty-nine".