8694220266 has 32 divisors (see below), whose sum is σ = 19324293120. Its totient is φ = 2897502912.

The previous prime is 8694220247. The next prime is 8694220303. The reversal of 8694220266 is 6620224968.

8694220266 is a `hidden beast` number, since 86 + 94 + 220 + 266 = 666.

It is a super-2 number, since 2×8694220266² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330391 + ... + 355733.

It is an arithmetic number, because the mean of its divisors is an integer number (603884160).

Almost surely, 2^8694220266 is an apocalyptic number.

8694220266 is an abundant number, since it is smaller than the sum of its proper divisors (10630072854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8694220266 is a wasteful number, since it uses less digits than its factorization.

8694220266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31707 (or 31701 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 8694220266 is about 93242.8027571029. The cubic root of 8694220266 is about 2056.2545656030.

The spelling of 8694220266 in words is "eight billion, six hundred ninety-four million, two hundred twenty thousand, two hundred sixty-six".