137822 has 8 divisors (see below), whose sum is σ = 208656. Its totient is φ = 68272.

The previous prime is 137803. The next prime is 137827. The reversal of 137822 is 228731.

137822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23 + ... + 525.

It is an arithmetic number, because the mean of its divisors is an integer number (26082).

2¹³⁷⁸²² is an apocalyptic number.

137822 is a deficient number, since it is larger than the sum of its proper divisors (70834).

137822 is a wasteful number, since it uses less digits than its factorization.

137822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642.

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

The square root of 137822 is about 371.2438551680. The cubic root of 137822 is about 51.6542645686.

Subtracting 137822 from its reverse (228731), we obtain a palindrome (90909).

It can be divided in two parts, 137 and 822, that added together give a palindrome (959).

The spelling of 137822 in words is "one hundred thirty-seven thousand, eight hundred twenty-two".