63295387 has 4 divisors (see below), whose sum is σ = 63922176. Its totient is φ = 62668600.

The previous prime is 63295381. The next prime is 63295391. The reversal of 63295387 is 78359236.

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-63295387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63295381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313243 + ... + 313444.

It is an arithmetic number, because the mean of its divisors is an integer number (15980544).

Almost surely, 2^63295387 is an apocalyptic number.

63295387 is a deficient number, since it is larger than the sum of its proper divisors (626789).

63295387 is a wasteful number, since it uses less digits than its factorization.

63295387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626788.

The product of its digits is 272160, while the sum is 43.

The square root of 63295387 is about 7955.8398048226. The cubic root of 63295387 is about 398.5266359089.

The spelling of 63295387 in words is "sixty-three million, two hundred ninety-five thousand, three hundred eighty-seven".