138084822 has 36 divisors (see below), whose sum is σ = 305046924. Its totient is φ = 45143280.

The previous prime is 138084803. The next prime is 138084823. The reversal of 138084822 is 228480831.

It is a happy number.

138084822 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138084823) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 49197 + ... + 51927.

Almost surely, 2^138084822 is an apocalyptic number.

138084822 is an abundant number, since it is smaller than the sum of its proper divisors (166962102).

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

138084822 is a wasteful number, since it uses less digits than its factorization.

138084822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2845 (or 2789 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 138084822 is about 11750.9498339496. The cubic root of 138084822 is about 516.8707804462.

The spelling of 138084822 in words is "one hundred thirty-eight million, eighty-four thousand, eight hundred twenty-two".