99966322 has 4 divisors (see below), whose sum is σ = 149949486. Its totient is φ = 49983160.

The previous prime is 99966301. The next prime is 99966329. The reversal of 99966322 is 22366999.

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

It can be written as a sum of positive squares in only one way, i.e., 98426241 + 1540081 = 9921^2 + 1241^2 .

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (99966329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24991579 + ... + 24991582.

Almost surely, 2^99966322 is an apocalyptic number.

99966322 is a deficient number, since it is larger than the sum of its proper divisors (49983164).

99966322 is a wasteful number, since it uses less digits than its factorization.

99966322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49983163.

The product of its digits is 314928, while the sum is 46.

The square root of 99966322 is about 9998.3159582002. The cubic root of 99966322 is about 464.1067710345.

The spelling of 99966322 in words is "ninety-nine million, nine hundred sixty-six thousand, three hundred twenty-two".