676623427 has 2 divisors, whose sum is σ = 676623428. Its totient is φ = 676623426.

The previous prime is 676623347. The next prime is 676623433. The reversal of 676623427 is 724326676.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 676623427 - 2¹⁵ = 676590659 is a prime.

It is not a weakly prime, because it can be changed into another prime (676623487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338311713 + 338311714.

It is an arithmetic number, because the mean of its divisors is an integer number (338311714).

Almost surely, 2^676623427 is an apocalyptic number.

676623427 is a deficient number, since it is larger than the sum of its proper divisors (1).

676623427 is an equidigital number, since it uses as much as digits as its factorization.

676623427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 43.

The square root of 676623427 is about 26011.9862178958. The cubic root of 676623427 is about 877.9080072186.

The spelling of 676623427 in words is "six hundred seventy-six million, six hundred twenty-three thousand, four hundred twenty-seven".