63790667 has 2 divisors, whose sum is σ = 63790668. Its totient is φ = 63790666.

The previous prime is 63790637. The next prime is 63790673. The reversal of 63790667 is 76609736.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63790667 - 2⁶ = 63790603 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63790637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31895333 + 31895334.

It is an arithmetic number, because the mean of its divisors is an integer number (31895334).

Almost surely, 2^63790667 is an apocalyptic number.

63790667 is a deficient number, since it is larger than the sum of its proper divisors (1).

63790667 is an equidigital number, since it uses as much as digits as its factorization.

63790667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 285768, while the sum is 44.

The square root of 63790667 is about 7986.9059716514. The cubic root of 63790667 is about 399.5634132367.

The spelling of 63790667 in words is "sixty-three million, seven hundred ninety thousand, six hundred sixty-seven".