738424 has 16 divisors (see below), whose sum is σ = 1393920. Its totient is φ = 366720.

The previous prime is 738421. The next prime is 738443. The reversal of 738424 is 424837.

It is a junction number, because it is equal to n+sod(n) for n = 738392 and 738401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1737 + ... + 2119.

It is an arithmetic number, because the mean of its divisors is an integer number (87120).

2⁷³⁸⁴²⁴ is an apocalyptic number.

It is an amenable number.

738424 is a deficient number, since it is larger than the sum of its proper divisors (655496).

738424 is a wasteful number, since it uses less digits than its factorization.

738424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 626 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 738424 is about 859.3160070661. The cubic root of 738424 is about 90.3861596792.

The spelling of 738424 in words is "seven hundred thirty-eight thousand, four hundred twenty-four".