738138 has 16 divisors (see below), whose sum is σ = 1511136. Its totient is φ = 240240.

The previous prime is 738121. The next prime is 738151. The reversal of 738138 is 831837.

738138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 738138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1173 + ... + 1688.

It is an arithmetic number, because the mean of its divisors is an integer number (94446).

2⁷³⁸¹³⁸ is an apocalyptic number.

738138 is an abundant number, since it is smaller than the sum of its proper divisors (772998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

738138 is a wasteful number, since it uses less digits than its factorization.

738138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909.

The product of its digits is 4032, while the sum is 30.

The square root of 738138 is about 859.1495795262. The cubic root of 738138 is about 90.3744889771.

The spelling of 738138 in words is "seven hundred thirty-eight thousand, one hundred thirty-eight".