634000245 has 16 divisors (see below), whose sum is σ = 1024860480. Its totient is φ = 334646784.

The previous prime is 634000187. The next prime is 634000259. The reversal of 634000245 is 542000436.

634000245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 634000245 - 2¹² = 633996149 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216415 + ... + 219324.

It is an arithmetic number, because the mean of its divisors is an integer number (64053780).

Almost surely, 2^634000245 is an apocalyptic number.

It is an amenable number.

634000245 is a deficient number, since it is larger than the sum of its proper divisors (390860235).

634000245 is a wasteful number, since it uses less digits than its factorization.

634000245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435844.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 634000245 is about 25179.3614891244. The cubic root of 634000245 is about 859.0724834404.

The spelling of 634000245 in words is "six hundred thirty-four million, two hundred forty-five", and thus it is an aban number.