63246561 has 8 divisors (see below), whose sum is σ = 96375744. Its totient is φ = 36140880.

The previous prime is 63246553. The next prime is 63246577. The reversal of 63246561 is 16564236.

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

It is not a de Polignac number, because 63246561 - 2³ = 63246553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63246661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1505850 + ... + 1505891.

It is an arithmetic number, because the mean of its divisors is an integer number (12046968).

Almost surely, 2^63246561 is an apocalyptic number.

It is an amenable number.

63246561 is a deficient number, since it is larger than the sum of its proper divisors (33129183).

63246561 is a wasteful number, since it uses less digits than its factorization.

63246561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011751.

The product of its digits is 25920, while the sum is 33.

The square root of 63246561 is about 7952.7706492769. The cubic root of 63246561 is about 398.4241351949.

The spelling of 63246561 in words is "sixty-three million, two hundred forty-six thousand, five hundred sixty-one".