99966763 has 16 divisors (see below), whose sum is σ = 112766976. Its totient is φ = 87927840.

The previous prime is 99966761. The next prime is 99966773. The reversal of 99966763 is 36766999.

It is a happy number.

It is not a de Polignac number, because 99966763 - 2¹ = 99966761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99966761) 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, 109278 + ... + 110188.

It is an arithmetic number, because the mean of its divisors is an integer number (7047936).

Almost surely, 2^99966763 is an apocalyptic number.

99966763 is a deficient number, since it is larger than the sum of its proper divisors (12800213).

99966763 is a wasteful number, since it uses less digits than its factorization.

99966763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314.

The product of its digits is 3306744, while the sum is 55.

The square root of 99966763 is about 9998.3380118898. The cubic root of 99966763 is about 464.1074535003.

The spelling of 99966763 in words is "ninety-nine million, nine hundred sixty-six thousand, seven hundred sixty-three".