738838 has 4 divisors (see below), whose sum is σ = 1108260. Its totient is φ = 369418.

The previous prime is 738827. The next prime is 738839. The reversal of 738838 is 838837.

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

It is a junction number, because it is equal to n+sod(n) for n = 738797 and 738806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (738839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184708 + ... + 184711.

It is an arithmetic number, because the mean of its divisors is an integer number (277065).

2⁷³⁸⁸³⁸ is an apocalyptic number.

738838 is a deficient number, since it is larger than the sum of its proper divisors (369422).

738838 is a wasteful number, since it uses less digits than its factorization.

738838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369421.

The product of its digits is 32256, while the sum is 37.

The square root of 738838 is about 859.5568625751. The cubic root of 738838 is about 90.4030482957.

Subtracting 738838 from its reverse (838837), we obtain a palindrome (99999).

It can be divided in two parts, 73 and 8838, that added together give a triangular number (8911 = T₁₃₃).

The spelling of 738838 in words is "seven hundred thirty-eight thousand, eight hundred thirty-eight".