63123798 has 16 divisors (see below), whose sum is σ = 126337536. Its totient is φ = 21026280.

The previous prime is 63123779. The next prime is 63123821. The reversal of 63123798 is 89732136.

63123798 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×63123798² = 7969227747889608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8415 + ... + 14037.

It is an arithmetic number, because the mean of its divisors is an integer number (7896096).

Almost surely, 2^63123798 is an apocalyptic number.

63123798 is an abundant number, since it is smaller than the sum of its proper divisors (63213738).

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

63123798 is a wasteful number, since it uses less digits than its factorization.

63123798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7499.

The product of its digits is 54432, while the sum is 39.

The square root of 63123798 is about 7945.0486467988. The cubic root of 63123798 is about 398.1661848191.

The spelling of 63123798 in words is "sixty-three million, one hundred twenty-three thousand, seven hundred ninety-eight".