670224407 has 2 divisors, whose sum is σ = 670224408. Its totient is φ = 670224406.

The previous prime is 670224397. The next prime is 670224431. The reversal of 670224407 is 704422076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670224407 - 2⁴ = 670224391 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670224437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335112203 + 335112204.

It is an arithmetic number, because the mean of its divisors is an integer number (335112204).

Almost surely, 2^670224407 is an apocalyptic number.

670224407 is a deficient number, since it is larger than the sum of its proper divisors (1).

670224407 is an equidigital number, since it uses as much as digits as its factorization.

670224407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 670224407 is about 25888.6926475633. The cubic root of 670224407 is about 875.1316947901.

The spelling of 670224407 in words is "six hundred seventy million, two hundred twenty-four thousand, four hundred seven".