136813822 has 8 divisors (see below), whose sum is σ = 212297400. Its totient is φ = 66048024.

The previous prime is 136813811. The next prime is 136813847. The reversal of 136813822 is 228318631.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1179372 + ... + 1179487.

It is an arithmetic number, because the mean of its divisors is an integer number (26537175).

Almost surely, 2^136813822 is an apocalyptic number.

136813822 is a deficient number, since it is larger than the sum of its proper divisors (75483578).

136813822 is a wasteful number, since it uses less digits than its factorization.

136813822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2358890.

The product of its digits is 13824, while the sum is 34.

The square root of 136813822 is about 11696.7440768788. The cubic root of 136813822 is about 515.2800462626.

The spelling of 136813822 in words is "one hundred thirty-six million, eight hundred thirteen thousand, eight hundred twenty-two".