63946023 has 4 divisors (see below), whose sum is σ = 85261368. Its totient is φ = 42630680.

The previous prime is 63946013. The next prime is 63946081. The reversal of 63946023 is 32064936.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63946023 - 2⁸ = 63945767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63946013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10657668 + ... + 10657673.

It is an arithmetic number, because the mean of its divisors is an integer number (21315342).

Almost surely, 2^63946023 is an apocalyptic number.

63946023 is a deficient number, since it is larger than the sum of its proper divisors (21315345).

63946023 is a wasteful number, since it uses less digits than its factorization.

63946023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21315344.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 63946023 is about 7996.6257258921. The cubic root of 63946023 is about 399.8875162882.

The spelling of 63946023 in words is "sixty-three million, nine hundred forty-six thousand, twenty-three".