63800790 has 48 divisors (see below), whose sum is σ = 158292144. Its totient is φ = 16457280.

The previous prime is 63800773. The next prime is 63800801. The reversal of 63800790 is 9700836.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27724 + ... + 29936.

It is an arithmetic number, because the mean of its divisors is an integer number (3297753).

Almost surely, 2^63800790 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63800790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79146072).

63800790 is an abundant number, since it is smaller than the sum of its proper divisors (94491354).

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

63800790 is a wasteful number, since it uses less digits than its factorization.

63800790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285 (or 2254 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 63800790 is about 7987.5396712630. The cubic root of 63800790 is about 399.5845478148.

The spelling of 63800790 in words is "sixty-three million, eight hundred thousand, seven hundred ninety".