749364617 has 4 divisors (see below), whose sum is σ = 788804880. Its totient is φ = 709924356.

The previous prime is 749364599. The next prime is 749364631. The reversal of 749364617 is 716463947.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 716463947 = 797 ⋅898951.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-749364617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (749364697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19720103 + ... + 19720140.

It is an arithmetic number, because the mean of its divisors is an integer number (197201220).

Almost surely, 2^749364617 is an apocalyptic number.

It is an amenable number.

749364617 is a deficient number, since it is larger than the sum of its proper divisors (39440263).

749364617 is a wasteful number, since it uses less digits than its factorization.

749364617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39440262.

The product of its digits is 762048, while the sum is 47.

The square root of 749364617 is about 27374.5249639149. The cubic root of 749364617 is about 908.3036533653.

The spelling of 749364617 in words is "seven hundred forty-nine million, three hundred sixty-four thousand, six hundred seventeen".