122085816 has 16 divisors (see below), whose sum is σ = 305214600. Its totient is φ = 40695264.

The previous prime is 122085757. The next prime is 122085841. The reversal of 122085816 is 618580221.

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, 2543431 + ... + 2543478.

Almost surely, 2^122085816 is an apocalyptic number.

It is an amenable number.

122085816 is an abundant number, since it is smaller than the sum of its proper divisors (183128784).

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

122085816 is a wasteful number, since it uses less digits than its factorization.

122085816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5086918 (or 5086914 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 122085816 is about 11049.2450420832. The cubic root of 122085816 is about 496.0838286167.

The spelling of 122085816 in words is "one hundred twenty-two million, eighty-five thousand, eight hundred sixteen".