744359491 has 4 divisors (see below), whose sum is σ = 745095312. Its totient is φ = 743623672.

The previous prime is 744359489. The next prime is 744359509. The reversal of 744359491 is 194953447.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 744359491 - 2¹ = 744359489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (744359431) 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 3 ways as a sum of consecutive naturals, for example, 366391 + ... + 368416.

It is an arithmetic number, because the mean of its divisors is an integer number (186273828).

Almost surely, 2^744359491 is an apocalyptic number.

744359491 is a deficient number, since it is larger than the sum of its proper divisors (735821).

744359491 is a wasteful number, since it uses less digits than its factorization.

744359491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735820.

The product of its digits is 544320, while the sum is 46.

The square root of 744359491 is about 27282.9523878923. The cubic root of 744359491 is about 906.2768992349.

The spelling of 744359491 in words is "seven hundred forty-four million, three hundred fifty-nine thousand, four hundred ninety-one".