63098988 has 12 divisors (see below), whose sum is σ = 147231000. Its totient is φ = 21032992.

The previous prime is 63098977. The next prime is 63098993. The reversal of 63098988 is 88989036.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 63098988.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2629113 + ... + 2629136.

It is an arithmetic number, because the mean of its divisors is an integer number (12269250).

Almost surely, 2^63098988 is an apocalyptic number.

It is an amenable number.

63098988 is an abundant number, since it is smaller than the sum of its proper divisors (84132012).

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

63098988 is a wasteful number, since it uses less digits than its factorization.

63098988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5258256 (or 5258254 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 63098988 is about 7943.4871435661. The cubic root of 63098988 is about 398.1140132776.

The spelling of 63098988 in words is "sixty-three million, ninety-eight thousand, nine hundred eighty-eight".