6990227 has 2 divisors, whose sum is σ = 6990228. Its totient is φ = 6990226.

The previous prime is 6990199. The next prime is 6990241. The reversal of 6990227 is 7220996.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6990227 - 2¹⁴ = 6973843 is a prime.

It is not a weakly prime, because it can be changed into another prime (6990427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3495113 + 3495114.

It is an arithmetic number, because the mean of its divisors is an integer number (3495114).

Almost surely, 2^6990227 is an apocalyptic number.

6990227 is a deficient number, since it is larger than the sum of its proper divisors (1).

6990227 is an equidigital number, since it uses as much as digits as its factorization.

6990227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 6990227 is about 2643.9037425746. The cubic root of 6990227 is about 191.2040526414.

The spelling of 6990227 in words is "six million, nine hundred ninety thousand, two hundred twenty-seven".