633366697 has 2 divisors, whose sum is σ = 633366698. Its totient is φ = 633366696.

The previous prime is 633366677. The next prime is 633366719. The reversal of 633366697 is 796663336.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 540841536 + 92525161 = 23256^2 + 9619^2 .

It is a cyclic number.

It is not a de Polignac number, because 633366697 - 2¹⁹ = 632842409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 633366697.

It is not a weakly prime, because it can be changed into another prime (633366677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316683348 + 316683349.

It is an arithmetic number, because the mean of its divisors is an integer number (316683349).

Almost surely, 2^633366697 is an apocalyptic number.

It is an amenable number.

633366697 is a deficient number, since it is larger than the sum of its proper divisors (1).

633366697 is an equidigital number, since it uses as much as digits as its factorization.

633366697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2204496, while the sum is 49.

The square root of 633366697 is about 25166.7776443469. Note that the first 3 decimals coincide. The cubic root of 633366697 is about 858.7862348411.

The spelling of 633366697 in words is "six hundred thirty-three million, three hundred sixty-six thousand, six hundred ninety-seven".