634098 has 8 divisors (see below), whose sum is σ = 1268208. Its totient is φ = 211364.

The previous prime is 634097. The next prime is 634103. The reversal of 634098 is 890436.

It is a sphenic number, since it is the product of 3 distinct primes.

634098 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (634091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52836 + ... + 52847.

It is an arithmetic number, because the mean of its divisors is an integer number (158526).

2⁶³⁴⁰⁹⁸ is an apocalyptic number.

634098 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

634098 is a wasteful number, since it uses less digits than its factorization.

634098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105688.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 634098 is about 796.3027062619. The cubic root of 634098 is about 85.9116633957.

The spelling of 634098 in words is "six hundred thirty-four thousand, ninety-eight".