749058165 has 64 divisors (see below), whose sum is σ = 1430161920. Its totient is φ = 370621440.

The previous prime is 749058161. The next prime is 749058173. The reversal of 749058165 is 561850947.

749058165 is a `hidden beast` number, since 7 + 4 + 9 + 0 + 581 + 65 = 666.

It is not a de Polignac number, because 749058165 - 2² = 749058161 is a prime.

It is a super-2 number, since 2×749058165² = 1122176269106334450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 749058165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749058161) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 160647 + ... + 165243.

It is an arithmetic number, because the mean of its divisors is an integer number (22346280).

Almost surely, 2^749058165 is an apocalyptic number.

It is an amenable number.

749058165 is a deficient number, since it is larger than the sum of its proper divisors (681103755).

749058165 is a wasteful number, since it uses less digits than its factorization.

749058165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4699 (or 4693 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 749058165 is about 27368.9269976008. The cubic root of 749058165 is about 908.1798198236.

The spelling of 749058165 in words is "seven hundred forty-nine million, fifty-eight thousand, one hundred sixty-five".