748403 has 8 divisors (see below), whose sum is σ = 784080. Its totient is φ = 713440.

The previous prime is 748387. The next prime is 748441. The reversal of 748403 is 304847.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 748403 - 2⁴ = 748387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (748453) 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 7 ways as a sum of consecutive naturals, for example, 3701 + ... + 3897.

It is an arithmetic number, because the mean of its divisors is an integer number (98010).

2⁷⁴⁸⁴⁰³ is an apocalyptic number.

748403 is a deficient number, since it is larger than the sum of its proper divisors (35677).

748403 is a wasteful number, since it uses less digits than its factorization.

748403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 748403 is about 865.1028840548. The cubic root of 748403 is about 90.7914962247.

Subtracting from 748403 its reverse (304847), we obtain a square (443556 = 666²).

The spelling of 748403 in words is "seven hundred forty-eight thousand, four hundred three".