740744 has 8 divisors (see below), whose sum is σ = 1388910. Its totient is φ = 370368.

The previous prime is 740737. The next prime is 740749. The reversal of 740744 is 447047.

It can be written as a sum of positive squares in only one way, i.e., 438244 + 302500 = 662^2 + 550^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 740744.

It is not an unprimeable number, because it can be changed into a prime (740749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46289 + ... + 46304.

2⁷⁴⁰⁷⁴⁴ is an apocalyptic number.

It is an amenable number.

740744 is a deficient number, since it is larger than the sum of its proper divisors (648166).

740744 is a wasteful number, since it uses less digits than its factorization.

740744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92599 (or 92595 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 740744 is about 860.6648592803. The cubic root of 740744 is about 90.4807199245.

The spelling of 740744 in words is "seven hundred forty thousand, seven hundred forty-four", and thus it is an iban number.