63244799 has 4 divisors (see below), whose sum is σ = 63295080. Its totient is φ = 63194520.

The previous prime is 63244789. The next prime is 63244801. The reversal of 63244799 is 99744236.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63244799 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 (63244789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23204 + ... + 25785.

It is an arithmetic number, because the mean of its divisors is an integer number (15823770).

Almost surely, 2^63244799 is an apocalyptic number.

63244799 is a deficient number, since it is larger than the sum of its proper divisors (50281).

63244799 is a wasteful number, since it uses less digits than its factorization.

63244799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50280.

The product of its digits is 326592, while the sum is 44.

The square root of 63244799 is about 7952.6598695028. The cubic root of 63244799 is about 398.4204352317.

The spelling of 63244799 in words is "sixty-three million, two hundred forty-four thousand, seven hundred ninety-nine".