99763443 has 48 divisors (see below), whose sum is σ = 163747584. Its totient is φ = 58069440.

The previous prime is 99763441. The next prime is 99763459. The reversal of 99763443 is 34436799.

99763443 is a `hidden beast` number, since 9 + 9 + 7 + 634 + 4 + 3 = 666.

It is not a de Polignac number, because 99763443 - 2¹ = 99763441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99763441) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 352380 + ... + 352662.

It is an arithmetic number, because the mean of its divisors is an integer number (3411408).

Almost surely, 2^99763443 is an apocalyptic number.

99763443 is a deficient number, since it is larger than the sum of its proper divisors (63984141).

99763443 is a wasteful number, since it uses less digits than its factorization.

99763443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 453 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 99763443 is about 9988.1651468125. The cubic root of 99763443 is about 463.7925942719.

The spelling of 99763443 in words is "ninety-nine million, seven hundred sixty-three thousand, four hundred forty-three".