3022001989 has 2 divisors, whose sum is σ = 3022001990. Its totient is φ = 3022001988.

The previous prime is 3022001987. The next prime is 3022002013. The reversal of 3022001989 is 9891002203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1517725764 + 1504276225 = 38958^2 + 38785^2 .

It is a cyclic number.

It is not a de Polignac number, because 3022001989 - 2¹ = 3022001987 is a prime.

It is a super-2 number, since 2×3022001989² = 18264992043039912242, which contains 22 as substring.

Together with 3022001987, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3022001981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1511000994 + 1511000995.

It is an arithmetic number, because the mean of its divisors is an integer number (1511000995).

Almost surely, 2^3022001989 is an apocalyptic number.

It is an amenable number.

3022001989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3022001989 is an equidigital number, since it uses as much as digits as its factorization.

3022001989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 3022001989 is about 54972.7385983271. The cubic root of 3022001989 is about 1445.7668034982.

The spelling of 3022001989 in words is "three billion, twenty-two million, one thousand, nine hundred eighty-nine".