749662 has 16 divisors (see below), whose sum is σ = 1203840. Its totient is φ = 349272.

The previous prime is 749659. The next prime is 749677. The reversal of 749662 is 266947.

It is a super-2 number, since 2×749662² = 1123986228488, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1789 + ... + 2167.

It is an arithmetic number, because the mean of its divisors is an integer number (75240).

2⁷⁴⁹⁶⁶² is an apocalyptic number.

749662 is a deficient number, since it is larger than the sum of its proper divisors (454178).

749662 is a wasteful number, since it uses less digits than its factorization.

749662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447.

The product of its digits is 18144, while the sum is 34.

The square root of 749662 is about 865.8302374022. The cubic root of 749662 is about 90.8423789961.

The spelling of 749662 in words is "seven hundred forty-nine thousand, six hundred sixty-two".