63898953 has 8 divisors (see below), whose sum is σ = 85238400. Its totient is φ = 42579408.

The previous prime is 63898931. The next prime is 63898969. The reversal of 63898953 is 35989836.

63898953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63898953 - 2¹⁰ = 63897929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63898896 and 63898905.

It is not an unprimeable number, because it can be changed into a prime (63898553) 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 7 ways as a sum of consecutive naturals, for example, 5943 + ... + 12771.

It is an arithmetic number, because the mean of its divisors is an integer number (10654800).

Almost surely, 2^63898953 is an apocalyptic number.

It is an amenable number.

63898953 is a deficient number, since it is larger than the sum of its proper divisors (21339447).

63898953 is a wasteful number, since it uses less digits than its factorization.

63898953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9951.

The product of its digits is 1399680, while the sum is 51.

The square root of 63898953 is about 7993.6820677332. The cubic root of 63898953 is about 399.7893745284.

The spelling of 63898953 in words is "sixty-three million, eight hundred ninety-eight thousand, nine hundred fifty-three".