634898088 has 80 divisors (see below), whose sum is σ = 1939988160. Its totient is φ = 192391200.

The previous prime is 634898083. The next prime is 634898093. The reversal of 634898088 is 880898436.

634898088 is a `hidden beast` number, since 6 + 3 + 489 + 80 + 88 = 666.

It is an interprime number because it is at equal distance from previous prime (634898083) and next prime (634898093).

It is a super-3 number, since 3×634898088³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (634898081) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 37408 + ... + 51663.

It is an arithmetic number, because the mean of its divisors is an integer number (24249852).

Almost surely, 2^634898088 is an apocalyptic number.

It is an amenable number.

634898088 is an abundant number, since it is smaller than the sum of its proper divisors (1305090072).

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

634898088 is a wasteful number, since it uses less digits than its factorization.

634898088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89100 (or 89087 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 54.

The square root of 634898088 is about 25197.1841283902. The cubic root of 634898088 is about 859.4778189318.

The spelling of 634898088 in words is "six hundred thirty-four million, eight hundred ninety-eight thousand, eighty-eight".