63303995 has 8 divisors (see below), whose sum is σ = 77398416. Its totient is φ = 49687456.

The previous prime is 63303979. The next prime is 63303997. The reversal of 63303995 is 59930336.

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 63303995 - 2⁴ = 63303979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63303997) 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, 119177 + ... + 119706.

It is an arithmetic number, because the mean of its divisors is an integer number (9674802).

Almost surely, 2^63303995 is an apocalyptic number.

63303995 is a deficient number, since it is larger than the sum of its proper divisors (14094421).

63303995 is a wasteful number, since it uses less digits than its factorization.

63303995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238941.

The product of its (nonzero) digits is 65610, while the sum is 38.

The square root of 63303995 is about 7956.3807726880. The cubic root of 63303995 is about 398.5447012685.

The spelling of 63303995 in words is "sixty-three million, three hundred three thousand, nine hundred ninety-five".