738427 has 4 divisors (see below), whose sum is σ = 763920. Its totient is φ = 712936.

The previous prime is 738421. The next prime is 738443. The reversal of 738427 is 724837.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-738427 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

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

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12703 + ... + 12760.

It is an arithmetic number, because the mean of its divisors is an integer number (190980).

2⁷³⁸⁴²⁷ is an apocalyptic number.

738427 is a deficient number, since it is larger than the sum of its proper divisors (25493).

738427 is a wasteful number, since it uses less digits than its factorization.

738427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25492.

The product of its digits is 9408, while the sum is 31.

The square root of 738427 is about 859.3177526387. The cubic root of 738427 is about 90.3862820832.

The spelling of 738427 in words is "seven hundred thirty-eight thousand, four hundred twenty-seven".