749308 has 18 divisors (see below), whose sum is σ = 1525776. Its totient is φ = 321048.

The previous prime is 749299. The next prime is 749323. The reversal of 749308 is 803947.

It is a happy number.

It is a super-2 number, since 2×749308² = 1122924957728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 749308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1716 + ... + 2107.

2⁷⁴⁹³⁰⁸ is an apocalyptic number.

It is an amenable number.

749308 is an abundant number, since it is smaller than the sum of its proper divisors (776468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

749308 is a wasteful number, since it uses less digits than its factorization.

749308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841 (or 3832 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 749308 is about 865.6257851982. The cubic root of 749308 is about 90.8280777664.

The spelling of 749308 in words is "seven hundred forty-nine thousand, three hundred eight".