122192064 has 140 divisors (see below), whose sum is σ = 367455704. Its totient is φ = 40310784.

The previous prime is 122192047. The next prime is 122192087. The reversal of 122192064 is 460291221.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1259664 + ... + 1259760.

Almost surely, 2^122192064 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 122192064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183727852).

122192064 is an abundant number, since it is smaller than the sum of its proper divisors (245263640).

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

122192064 is an frugal number, since it uses more digits than its factorization.

122192064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 122192064 is about 11054.0519267823. The cubic root of 122192064 is about 496.2276963584.

The spelling of 122192064 in words is "one hundred twenty-two million, one hundred ninety-two thousand, sixty-four".