138074 has 16 divisors (see below), whose sum is σ = 228096. Its totient is φ = 62400.

The previous prime is 138071. The next prime is 138077. The reversal of 138074 is 470831.

It is a happy number.

138074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (138071) and next prime (138077).

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (138071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 989 + ... + 1119.

It is an arithmetic number, because the mean of its divisors is an integer number (14256).

2¹³⁸⁰⁷⁴ is an apocalyptic number.

138074 is a deficient number, since it is larger than the sum of its proper divisors (90022).

138074 is a wasteful number, since it uses less digits than its factorization.

138074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 138074 is about 371.5830997233. The cubic root of 138074 is about 51.6857277341.

The spelling of 138074 in words is "one hundred thirty-eight thousand, seventy-four".