63264661 has 8 divisors (see below), whose sum is σ = 67282880. Its totient is φ = 59315328.

The previous prime is 63264637. The next prime is 63264703. The reversal of 63264661 is 16646236.

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

It is a cyclic number.

It is not a de Polignac number, because 63264661 - 2⁷ = 63264533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63264611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15321 + ... + 19006.

It is an arithmetic number, because the mean of its divisors is an integer number (8410360).

Almost surely, 2^63264661 is an apocalyptic number.

It is an amenable number.

63264661 is a deficient number, since it is larger than the sum of its proper divisors (4018219).

63264661 is a wasteful number, since it uses less digits than its factorization.

63264661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34443.

The product of its digits is 31104, while the sum is 34.

The square root of 63264661 is about 7953.9085360595. The cubic root of 63264661 is about 398.4621387844.

The spelling of 63264661 in words is "sixty-three million, two hundred sixty-four thousand, six hundred sixty-one".