738538 has 4 divisors (see below), whose sum is σ = 1107810. Its totient is φ = 369268.

The previous prime is 738523. The next prime is 738539. The reversal of 738538 is 835837.

738538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 835837 = 137 ⋅6101.

It can be written as a sum of positive squares in only one way, i.e., 710649 + 27889 = 843^2 + 167^2 .

It is not an unprimeable number, because it can be changed into a prime (738539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184633 + ... + 184636.

2⁷³⁸⁵³⁸ is an apocalyptic number.

738538 is a deficient number, since it is larger than the sum of its proper divisors (369272).

738538 is a wasteful number, since it uses less digits than its factorization.

738538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369271.

The product of its digits is 20160, while the sum is 34.

The square root of 738538 is about 859.3823363323. The cubic root of 738538 is about 90.3908107975.

The spelling of 738538 in words is "seven hundred thirty-eight thousand, five hundred thirty-eight".