744042997 has 8 divisors (see below), whose sum is σ = 769329152. Its totient is φ = 718837200.

The previous prime is 744042979. The next prime is 744043007. The reversal of 744042997 is 799240447.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 744042997 - 2²³ = 735654389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744042967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 954 + ... + 38587.

It is an arithmetic number, because the mean of its divisors is an integer number (96166144).

Almost surely, 2^744042997 is an apocalyptic number.

It is an amenable number.

744042997 is a deficient number, since it is larger than the sum of its proper divisors (25286155).

744042997 is a wasteful number, since it uses less digits than its factorization.

744042997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40179.

The product of its (nonzero) digits is 508032, while the sum is 46.

The square root of 744042997 is about 27277.1515558352. The cubic root of 744042997 is about 906.1484344869.

The spelling of 744042997 in words is "seven hundred forty-four million, forty-two thousand, nine hundred ninety-seven".