75863963 has 8 divisors (see below), whose sum is σ = 87512832. Its totient is φ = 64417896.

The previous prime is 75863951. The next prime is 75863989. The reversal of 75863963 is 36936857.

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 75863963 - 2¹⁰ = 75862939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75863933) 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, 49895 + ... + 51392.

It is an arithmetic number, because the mean of its divisors is an integer number (10939104).

Almost surely, 2^75863963 is an apocalyptic number.

75863963 is a deficient number, since it is larger than the sum of its proper divisors (11648869).

75863963 is a wasteful number, since it uses less digits than its factorization.

75863963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101401.

The product of its digits is 816480, while the sum is 47.

The square root of 75863963 is about 8709.9921354729. The cubic root of 75863963 is about 423.3294755816.

The spelling of 75863963 in words is "seventy-five million, eight hundred sixty-three thousand, nine hundred sixty-three".