749173 has 8 divisors (see below), whose sum is σ = 801792. Its totient is φ = 697536.

The previous prime is 749171. The next prime is 749183. The reversal of 749173 is 371947.

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 749173 - 2¹ = 749171 is a prime.

It is a super-2 number, since 2×749173² = 1122520367858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749171) 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 7 ways as a sum of consecutive naturals, for example, 1986 + ... + 2332.

It is an arithmetic number, because the mean of its divisors is an integer number (100224).

2⁷⁴⁹¹⁷³ is an apocalyptic number.

It is an amenable number.

749173 is a deficient number, since it is larger than the sum of its proper divisors (52619).

749173 is a wasteful number, since it uses less digits than its factorization.

749173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491.

The product of its digits is 5292, while the sum is 31.

The square root of 749173 is about 865.5478034170. The cubic root of 749173 is about 90.8226227212.

The spelling of 749173 in words is "seven hundred forty-nine thousand, one hundred seventy-three".