3321640027 has 2 divisors, whose sum is σ = 3321640028. Its totient is φ = 3321640026.

The previous prime is 3321639991. The next prime is 3321640037. The reversal of 3321640027 is 7200461233.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3321640027 - 2²³ = 3313251419 is a prime.

It is a super-2 number, since 2×3321640027² = 22066584937937121458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3321639977 and 3321640004.

It is not a weakly prime, because it can be changed into another prime (3321640037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660820013 + 1660820014.

It is an arithmetic number, because the mean of its divisors is an integer number (1660820014).

Almost surely, 2^3321640027 is an apocalyptic number.

3321640027 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321640027 is an equidigital number, since it uses as much as digits as its factorization.

3321640027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 3321640027 is about 57633.6709485002. The cubic root of 3321640027 is about 1492.0527877197.

The spelling of 3321640027 in words is "three billion, three hundred twenty-one million, six hundred forty thousand, twenty-seven".