163322266 has 8 divisors (see below), whose sum is σ = 249135840. Its totient is φ = 80276988.

The previous prime is 163322249. The next prime is 163322267. The reversal of 163322266 is 662223361.

It is a happy number.

163322266 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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 (163322267) 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, 691926 + ... + 692161.

It is an arithmetic number, because the mean of its divisors is an integer number (31141980).

Almost surely, 2^163322266 is an apocalyptic number.

163322266 is a deficient number, since it is larger than the sum of its proper divisors (85813574).

163322266 is a wasteful number, since it uses less digits than its factorization.

163322266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384148.

The product of its digits is 15552, while the sum is 31.

The square root of 163322266 is about 12779.7600133962. The cubic root of 163322266 is about 546.6153193063.

The spelling of 163322266 in words is "one hundred sixty-three million, three hundred twenty-two thousand, two hundred sixty-six".