673470407 has 2 divisors, whose sum is σ = 673470408. Its totient is φ = 673470406.

The previous prime is 673470401. The next prime is 673470431. The reversal of 673470407 is 704074376.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673470407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673470401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336735203 + 336735204.

It is an arithmetic number, because the mean of its divisors is an integer number (336735204).

Almost surely, 2^673470407 is an apocalyptic number.

673470407 is a deficient number, since it is larger than the sum of its proper divisors (1).

673470407 is an equidigital number, since it uses as much as digits as its factorization.

673470407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 38.

The square root of 673470407 is about 25951.3083870544. The cubic root of 673470407 is about 876.5422192875.

The spelling of 673470407 in words is "six hundred seventy-three million, four hundred seventy thousand, four hundred seven".