63800901 has 12 divisors (see below), whose sum is σ = 92229228. Its totient is φ = 42500544.

The previous prime is 63800897. The next prime is 63800909. The reversal of 63800901 is 10900836.

63800901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16892100 + 46908801 = 4110^2 + 6849^2 .

It is not a de Polignac number, because 63800901 - 2² = 63800897 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63800909) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 15961 + ... + 19553.

It is an arithmetic number, because the mean of its divisors is an integer number (7685769).

Almost surely, 2^63800901 is an apocalyptic number.

It is an amenable number.

63800901 is a deficient number, since it is larger than the sum of its proper divisors (28428327).

63800901 is a wasteful number, since it uses less digits than its factorization.

63800901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5572 (or 5569 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 63800901 is about 7987.5466195823. The cubic root of 63800901 is about 399.5847795457.

The spelling of 63800901 in words is "sixty-three million, eight hundred thousand, nine hundred one".