749404 has 12 divisors (see below), whose sum is σ = 1342264. Its totient is φ = 365904.

The previous prime is 749401. The next prime is 749423. The reversal of 749404 is 404947.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749401) 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 3 ways as a sum of consecutive naturals, for example, 2007 + ... + 2350.

2⁷⁴⁹⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

749404 is a deficient number, since it is larger than the sum of its proper divisors (592860).

749404 is a wasteful number, since it uses less digits than its factorization.

749404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4404 (or 4402 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 749404 is about 865.6812346355. The cubic root of 749404 is about 90.8319565110.

The spelling of 749404 in words is "seven hundred forty-nine thousand, four hundred four".