674947967 has 2 divisors, whose sum is σ = 674947968. Its totient is φ = 674947966.

The previous prime is 674947937. The next prime is 674948009. The reversal of 674947967 is 769749476.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674947967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674947927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337473983 + 337473984.

It is an arithmetic number, because the mean of its divisors is an integer number (337473984).

Almost surely, 2^674947967 is an apocalyptic number.

674947967 is a deficient number, since it is larger than the sum of its proper divisors (1).

674947967 is an equidigital number, since it uses as much as digits as its factorization.

674947967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16003008, while the sum is 59.

The square root of 674947967 is about 25979.7607186825. The cubic root of 674947967 is about 877.1827808232.

The spelling of 674947967 in words is "six hundred seventy-four million, nine hundred forty-seven thousand, nine hundred sixty-seven".