63346889 has 4 divisors (see below), whose sum is σ = 63939024. Its totient is φ = 62754756.

The previous prime is 63346883. The next prime is 63346939. The reversal of 63346889 is 98864336.

63346889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63346889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63346883) 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 3 ways as a sum of consecutive naturals, for example, 295907 + ... + 296120.

It is an arithmetic number, because the mean of its divisors is an integer number (15984756).

Almost surely, 2^63346889 is an apocalyptic number.

It is an amenable number.

63346889 is a deficient number, since it is larger than the sum of its proper divisors (592135).

63346889 is a wasteful number, since it uses less digits than its factorization.

63346889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592134.

The product of its digits is 746496, while the sum is 47.

The square root of 63346889 is about 7959.0758885690. The cubic root of 63346889 is about 398.6346972565.

The spelling of 63346889 in words is "sixty-three million, three hundred forty-six thousand, eight hundred eighty-nine".