63675075 has 24 divisors (see below), whose sum is σ = 106255600. Its totient is φ = 33644160.

The previous prime is 63675067. The next prime is 63675077. The reversal of 63675075 is 57057636.

It is not a de Polignac number, because 63675075 - 2³ = 63675067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63675077) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4281 + ... + 12069.

Almost surely, 2^63675075 is an apocalyptic number.

63675075 is a deficient number, since it is larger than the sum of its proper divisors (42580525).

63675075 is a wasteful number, since it uses less digits than its factorization.

63675075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7911 (or 7906 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 39.

The square root of 63675075 is about 7979.6663464082. Note that the first 3 decimals coincide. The cubic root of 63675075 is about 399.3219240989.

The spelling of 63675075 in words is "sixty-three million, six hundred seventy-five thousand, seventy-five".