63498678 has 16 divisors (see below), whose sum is σ = 127926000. Its totient is φ = 21011456.

The previous prime is 63498641. The next prime is 63498679. The reversal of 63498678 is 87689436.

It is a self number, because there is not a number n which added to its sum of digits gives 63498678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63498679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37803 + ... + 39446.

It is an arithmetic number, because the mean of its divisors is an integer number (7995375).

Almost surely, 2^63498678 is an apocalyptic number.

63498678 is an abundant number, since it is smaller than the sum of its proper divisors (64427322).

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

63498678 is a wasteful number, since it uses less digits than its factorization.

63498678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77391.

The product of its digits is 1741824, while the sum is 51.

The square root of 63498678 is about 7968.6057751654. The cubic root of 63498678 is about 398.9528401997.

The spelling of 63498678 in words is "sixty-three million, four hundred ninety-eight thousand, six hundred seventy-eight".