635472967 has 2 divisors, whose sum is σ = 635472968. Its totient is φ = 635472966.

The previous prime is 635472953. The next prime is 635472979. The reversal of 635472967 is 769274536.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 635472967 - 2¹⁹ = 634948679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 635472967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (635472907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317736483 + 317736484.

It is an arithmetic number, because the mean of its divisors is an integer number (317736484).

Almost surely, 2^635472967 is an apocalyptic number.

635472967 is a deficient number, since it is larger than the sum of its proper divisors (1).

635472967 is an equidigital number, since it uses as much as digits as its factorization.

635472967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1905120, while the sum is 49.

The square root of 635472967 is about 25208.5891513190. The cubic root of 635472967 is about 859.7371501559.

The spelling of 635472967 in words is "six hundred thirty-five million, four hundred seventy-two thousand, nine hundred sixty-seven".