122836394 has 8 divisors (see below), whose sum is σ = 185209860. Its totient is φ = 61099776.

The previous prime is 122836379. The next prime is 122836403. The reversal of 122836394 is 493638221.

It can be written as a sum of positive squares in 2 ways, for example, as 116359369 + 6477025 = 10787^2 + 2545^2 .

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

It is a Curzon 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, 158729 + ... + 159500.

Almost surely, 2^122836394 is an apocalyptic number.

122836394 is a deficient number, since it is larger than the sum of its proper divisors (62373466).

122836394 is a wasteful number, since it uses less digits than its factorization.

122836394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318424.

The product of its digits is 62208, while the sum is 38.

The square root of 122836394 is about 11083.1581239284. The cubic root of 122836394 is about 497.0983858436.

The spelling of 122836394 in words is "one hundred twenty-two million, eight hundred thirty-six thousand, three hundred ninety-four".