634499 has 2 divisors, whose sum is σ = 634500. Its totient is φ = 634498.

The previous prime is 634493. The next prime is 634511. The reversal of 634499 is 994436.

It is a happy number.

634499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 634499 - 2⁴ = 634483 is a prime.

It is not a weakly prime, because it can be changed into another prime (634493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317249 + 317250.

It is an arithmetic number, because the mean of its divisors is an integer number (317250).

2⁶³⁴⁴⁹⁹ is an apocalyptic number.

634499 is a deficient number, since it is larger than the sum of its proper divisors (1).

634499 is an equidigital number, since it uses as much as digits as its factorization.

634499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 35.

The square root of 634499 is about 796.5544551379. The cubic root of 634499 is about 85.9297695967.

The spelling of 634499 in words is "six hundred thirty-four thousand, four hundred ninety-nine".