916122132 has 18 divisors (see below), whose sum is σ = 2315753258. Its totient is φ = 305374032.

The previous prime is 916122127. The next prime is 916122203. The reversal of 916122132 is 231221619.

916122132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 615238416 + 300883716 = 24804^2 + 17346^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 916122096 and 916122105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12723883 + ... + 12723954.

Almost surely, 2^916122132 is an apocalyptic number.

It is an amenable number.

916122132 is an abundant number, since it is smaller than the sum of its proper divisors (1399631126).

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

916122132 is a wasteful number, since it uses less digits than its factorization.

916122132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25447847 (or 25447842 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 916122132 is about 30267.5095110252. The cubic root of 916122132 is about 971.2203904650.

The spelling of 916122132 in words is "nine hundred sixteen million, one hundred twenty-two thousand, one hundred thirty-two".