749656 has 16 divisors (see below), whose sum is σ = 1423800. Its totient is φ = 369984.

The previous prime is 749653. The next prime is 749659. The reversal of 749656 is 656947.

It is an interprime number because it is at equal distance from previous prime (749653) and next prime (749659).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749653) 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, 100 + ... + 1228.

2⁷⁴⁹⁶⁵⁶ is an apocalyptic number.

It is an amenable number.

749656 is a deficient number, since it is larger than the sum of its proper divisors (674144).

749656 is a wasteful number, since it uses less digits than its factorization.

749656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218 (or 1214 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 749656 is about 865.8267725128. The cubic root of 749656 is about 90.8421366399.

It can be divided in two parts, 74 and 9656, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 749656 in words is "seven hundred forty-nine thousand, six hundred fifty-six".