2968472021 has 2 divisors, whose sum is σ = 2968472022. Its totient is φ = 2968472020.

The previous prime is 2968471997. The next prime is 2968472041. The reversal of 2968472021 is 1202748692.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1508467921 + 1460004100 = 38839^2 + 38210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2968472021 is a prime.

It is a super-2 number, since 2×2968472021² = 17623652278919648882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2968472021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2968472041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1484236010 + 1484236011.

It is an arithmetic number, because the mean of its divisors is an integer number (1484236011).

Almost surely, 2^2968472021 is an apocalyptic number.

It is an amenable number.

2968472021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2968472021 is an equidigital number, since it uses as much as digits as its factorization.

2968472021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 2968472021 is about 54483.6858242906. The cubic root of 2968472021 is about 1437.1794101561.

The spelling of 2968472021 in words is "two billion, nine hundred sixty-eight million, four hundred seventy-two thousand, twenty-one".