913722212 has 24 divisors (see below), whose sum is σ = 1723658496. Its totient is φ = 421315488.

The previous prime is 913722211. The next prime is 913722221. The reversal of 913722212 is 212227319.

It is not an unprimeable number, because it can be changed into a prime (913722211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50573 + ... + 66219.

It is an arithmetic number, because the mean of its divisors is an integer number (71819104).

Almost surely, 2^913722212 is an apocalyptic number.

It is an amenable number.

913722212 is a deficient number, since it is larger than the sum of its proper divisors (809936284).

913722212 is a wasteful number, since it uses less digits than its factorization.

913722212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16787 (or 16785 counting only the distinct ones).

The product of its digits is 3024, while the sum is 29.

The square root of 913722212 is about 30227.8383613516. The cubic root of 913722212 is about 970.3715627581.

The spelling of 913722212 in words is "nine hundred thirteen million, seven hundred twenty-two thousand, two hundred twelve".