163426266 has 24 divisors (see below), whose sum is σ = 359377824. Its totient is φ = 53661960.

The previous prime is 163426229. The next prime is 163426271. The reversal of 163426266 is 662624361.

It is a self number, because there is not a number n which added to its sum of digits gives 163426266.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66550 + ... + 68961.

It is an arithmetic number, because the mean of its divisors is an integer number (14974076).

Almost surely, 2^163426266 is an apocalyptic number.

163426266 is an abundant number, since it is smaller than the sum of its proper divisors (195951558).

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

163426266 is a wasteful number, since it uses less digits than its factorization.

163426266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135586 (or 135583 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 163426266 is about 12783.8282998482. The cubic root of 163426266 is about 546.7313188622.

The spelling of 163426266 in words is "one hundred sixty-three million, four hundred twenty-six thousand, two hundred sixty-six".