63251889 has 8 divisors (see below), whose sum is σ = 86392992. Its totient is φ = 41139360.

The previous prime is 63251887. The next prime is 63251899. The reversal of 63251889 is 98815236.

63251889 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 63251889 - 2¹ = 63251887 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 63251889.

It is not an unprimeable number, because it can be changed into a prime (63251887) 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, 256999 + ... + 257244.

It is an arithmetic number, because the mean of its divisors is an integer number (10799124).

Almost surely, 2^63251889 is an apocalyptic number.

It is an amenable number.

63251889 is a deficient number, since it is larger than the sum of its proper divisors (23141103).

63251889 is a wasteful number, since it uses less digits than its factorization.

63251889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514287.

The product of its digits is 103680, while the sum is 42.

The square root of 63251889 is about 7953.1056198192. The cubic root of 63251889 is about 398.4353228608.

The spelling of 63251889 in words is "sixty-three million, two hundred fifty-one thousand, eight hundred eighty-nine".