670462447 has 2 divisors, whose sum is σ = 670462448. Its totient is φ = 670462446.

The previous prime is 670462427. The next prime is 670462517. The reversal of 670462447 is 744264076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670462447 - 2⁷ = 670462319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670462427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335231223 + 335231224.

It is an arithmetic number, because the mean of its divisors is an integer number (335231224).

Almost surely, 2^670462447 is an apocalyptic number.

670462447 is a deficient number, since it is larger than the sum of its proper divisors (1).

670462447 is an equidigital number, since it uses as much as digits as its factorization.

670462447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 225792, while the sum is 40.

The square root of 670462447 is about 25893.2896133342. The cubic root of 670462447 is about 875.2352878002.

The spelling of 670462447 in words is "six hundred seventy million, four hundred sixty-two thousand, four hundred forty-seven".