122516436 has 48 divisors (see below), whose sum is σ = 329732480. Its totient is φ = 34680960.

The previous prime is 122516369. The next prime is 122516441. The reversal of 122516436 is 634615221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2466 + ... + 15846.

Almost surely, 2^122516436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122516436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164866240).

122516436 is an abundant number, since it is smaller than the sum of its proper divisors (207216044).

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

122516436 is a wasteful number, since it uses less digits than its factorization.

122516436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13504 (or 13502 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 122516436 is about 11068.7142884799. The cubic root of 122516436 is about 496.6664050167. Note that the first 3 decimals are identical.

The spelling of 122516436 in words is "one hundred twenty-two million, five hundred sixteen thousand, four hundred thirty-six".