749432 has 16 divisors (see below), whose sum is σ = 1466640. Its totient is φ = 358336.

The previous prime is 749431. The next prime is 749443. The reversal of 749432 is 234947.

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

It is a junction number, because it is equal to n+sod(n) for n = 749395 and 749404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749431) 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, 1853 + ... + 2220.

It is an arithmetic number, because the mean of its divisors is an integer number (91665).

2⁷⁴⁹⁴³² is an apocalyptic number.

It is an amenable number.

749432 is a deficient number, since it is larger than the sum of its proper divisors (717208).

749432 is a wasteful number, since it uses less digits than its factorization.

749432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4102 (or 4098 counting only the distinct ones).

The product of its digits is 6048, while the sum is 29.

The square root of 749432 is about 865.6974067190. The cubic root of 749432 is about 90.8330877492.

The spelling of 749432 in words is "seven hundred forty-nine thousand, four hundred thirty-two".