749344961 has 8 divisors (see below), whose sum is σ = 769633920. Its totient is φ = 729186192.

The previous prime is 749344919. The next prime is 749344993. The reversal of 749344961 is 169443947.

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 749344961 - 2¹⁴ = 749328577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (749344901) 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, 20825 + ... + 43958.

It is an arithmetic number, because the mean of its divisors is an integer number (96204240).

Almost surely, 2^749344961 is an apocalyptic number.

It is an amenable number.

749344961 is a deficient number, since it is larger than the sum of its proper divisors (20288959).

749344961 is a wasteful number, since it uses less digits than its factorization.

749344961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65095.

The product of its digits is 653184, while the sum is 47.

The square root of 749344961 is about 27374.1659416319. The cubic root of 749344961 is about 908.2957116272.

The spelling of 749344961 in words is "seven hundred forty-nine million, three hundred forty-four thousand, nine hundred sixty-one".