99566266 has 8 divisors (see below), whose sum is σ = 149393844. Its totient is φ = 49768320.

The previous prime is 99566261. The next prime is 99566281. The reversal of 99566266 is 66266599.

It can be written as a sum of positive squares in 2 ways, for example, as 89775625 + 9790641 = 9475^2 + 3129^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (99566261) 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, 5476 + ... + 15136.

Almost surely, 2^99566266 is an apocalyptic number.

99566266 is a deficient number, since it is larger than the sum of its proper divisors (49827578).

99566266 is a wasteful number, since it uses less digits than its factorization.

99566266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14816.

The product of its digits is 1049760, while the sum is 49.

The square root of 99566266 is about 9978.2897332158. The cubic root of 99566266 is about 463.4868391643.

The spelling of 99566266 in words is "ninety-nine million, five hundred sixty-six thousand, two hundred sixty-six".