63366245 has 4 divisors (see below), whose sum is σ = 76039500. Its totient is φ = 50692992.

The previous prime is 63366241. The next prime is 63366253. The reversal of 63366245 is 54266336.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21362884 + 42003361 = 4622^2 + 6481^2 .

It is a cyclic number.

It is not a de Polignac number, because 63366245 - 2² = 63366241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63366241) 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, 6336620 + ... + 6336629.

It is an arithmetic number, because the mean of its divisors is an integer number (19009875).

Almost surely, 2^63366245 is an apocalyptic number.

It is an amenable number.

63366245 is a deficient number, since it is larger than the sum of its proper divisors (12673255).

63366245 is a wasteful number, since it uses less digits than its factorization.

63366245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12673254.

The product of its digits is 77760, while the sum is 35.

The square root of 63366245 is about 7960.2917660096. The cubic root of 63366245 is about 398.6752948168.

Subtracting from 63366245 its reverse (54266336), we obtain a palindrome (9099909).

The spelling of 63366245 in words is "sixty-three million, three hundred sixty-six thousand, two hundred forty-five".