63675633 has 16 divisors (see below), whose sum is σ = 97264640. Its totient is φ = 36297936.

The previous prime is 63675629. The next prime is 63675649. The reversal of 63675633 is 33657636.

It is not a de Polignac number, because 63675633 - 2² = 63675629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63675591 and 63675600.

It is not an unprimeable number, because it can be changed into a prime (63675653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5766 + ... + 12672.

It is an arithmetic number, because the mean of its divisors is an integer number (6079040).

Almost surely, 2^63675633 is an apocalyptic number.

It is an amenable number.

63675633 is a deficient number, since it is larger than the sum of its proper divisors (33589007).

63675633 is a wasteful number, since it uses less digits than its factorization.

63675633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7356.

The product of its digits is 204120, while the sum is 39.

The square root of 63675633 is about 7979.7013101995. The cubic root of 63675633 is about 399.3230905468.

The spelling of 63675633 in words is "sixty-three million, six hundred seventy-five thousand, six hundred thirty-three".