738238 has 4 divisors (see below), whose sum is σ = 1107360. Its totient is φ = 369118.

The previous prime is 738223. The next prime is 738247. The reversal of 738238 is 832837.

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

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 congruent number.

It is an unprimeable number.

738238 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184558 + ... + 184561.

It is an arithmetic number, because the mean of its divisors is an integer number (276840).

2⁷³⁸²³⁸ is an apocalyptic number.

738238 is a deficient number, since it is larger than the sum of its proper divisors (369122).

738238 is a wasteful number, since it uses less digits than its factorization.

738238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369121.

The product of its digits is 8064, while the sum is 31.

The square root of 738238 is about 859.2077746389. The cubic root of 738238 is about 90.3785699849.

The spelling of 738238 in words is "seven hundred thirty-eight thousand, two hundred thirty-eight".