2212977132 has 96 divisors (see below), whose sum is σ = 5960908800. Its totient is φ = 709430400.

The previous prime is 2212977127. The next prime is 2212977157. The reversal of 2212977132 is 2317792122.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310869 + ... + 317907.

It is an arithmetic number, because the mean of its divisors is an integer number (62092800).

Almost surely, 2^2212977132 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 2212977132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2980454400).

2212977132 is an abundant number, since it is smaller than the sum of its proper divisors (3747931668).

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

2212977132 is a wasteful number, since it uses less digits than its factorization.

2212977132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7164 (or 7156 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 2212977132 is about 47042.2908880934. The cubic root of 2212977132 is about 1303.1436997679.

The spelling of 2212977132 in words is "two billion, two hundred twelve million, nine hundred seventy-seven thousand, one hundred thirty-two".