632871798 has 32 divisors (see below), whose sum is σ = 1434854400. Its totient is φ = 184480416.

The previous prime is 632871793. The next prime is 632871803. The reversal of 632871798 is 897178236.

It is an interprime number because it is at equal distance from previous prime (632871793) and next prime (632871803).

It is a self number, because there is not a number n which added to its sum of digits gives 632871798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632871793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212038 + ... + 215001.

It is an arithmetic number, because the mean of its divisors is an integer number (44839200).

Almost surely, 2^632871798 is an apocalyptic number.

632871798 is an abundant number, since it is smaller than the sum of its proper divisors (801982602).

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

632871798 is a wasteful number, since it uses less digits than its factorization.

632871798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427076.

The product of its digits is 1016064, while the sum is 51.

The square root of 632871798 is about 25156.9433357870. The cubic root of 632871798 is about 858.5624975772.

The spelling of 632871798 in words is "six hundred thirty-two million, eight hundred seventy-one thousand, seven hundred ninety-eight".