672674971 has 2 divisors, whose sum is σ = 672674972. Its totient is φ = 672674970.

The previous prime is 672674969. The next prime is 672675001. The reversal of 672674971 is 179476276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672674971 - 2¹ = 672674969 is a prime.

Together with 672674969, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (672674771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336337485 + 336337486.

It is an arithmetic number, because the mean of its divisors is an integer number (336337486).

Almost surely, 2^672674971 is an apocalyptic number.

672674971 is a deficient number, since it is larger than the sum of its proper divisors (1).

672674971 is an equidigital number, since it uses as much as digits as its factorization.

672674971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 889056, while the sum is 49.

The square root of 672674971 is about 25935.9783119897. The cubic root of 672674971 is about 876.1969886184.

The spelling of 672674971 in words is "six hundred seventy-two million, six hundred seventy-four thousand, nine hundred seventy-one".