2216762972 has 12 divisors (see below), whose sum is σ = 3879701280. Its totient is φ = 1108276896.

The previous prime is 2216762953. The next prime is 2216762983. The reversal of 2216762972 is 2792676122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40304 + ... + 77832.

It is an arithmetic number, because the mean of its divisors is an integer number (323308440).

Almost surely, 2^2216762972 is an apocalyptic number.

It is an amenable number.

2216762972 is a deficient number, since it is larger than the sum of its proper divisors (1662938308).

2216762972 is a wasteful number, since it uses less digits than its factorization.

2216762972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52300 (or 52298 counting only the distinct ones).

The product of its digits is 254016, while the sum is 44.

The square root of 2216762972 is about 47082.5123798635. The cubic root of 2216762972 is about 1303.8863920182.

The spelling of 2216762972 in words is "two billion, two hundred sixteen million, seven hundred sixty-two thousand, nine hundred seventy-two".