634498235 has 16 divisors (see below), whose sum is σ = 898240512. Its totient is φ = 421048800.

The previous prime is 634498211. The next prime is 634498253. The reversal of 634498235 is 532894436.

It is not a de Polignac number, because 634498235 - 2¹⁰ = 634497211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291311 + ... + 293480.

It is an arithmetic number, because the mean of its divisors is an integer number (56140032).

Almost surely, 2^634498235 is an apocalyptic number.

634498235 is a deficient number, since it is larger than the sum of its proper divisors (263742277).

634498235 is a wasteful number, since it uses less digits than its factorization.

634498235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584834.

The product of its digits is 622080, while the sum is 44.

The square root of 634498235 is about 25189.2484008555. The cubic root of 634498235 is about 859.2973506216.

The spelling of 634498235 in words is "six hundred thirty-four million, four hundred ninety-eight thousand, two hundred thirty-five".