427567166 has 16 divisors (see below), whose sum is σ = 691152000. Its totient is φ = 197205408.

The previous prime is 427567157. The next prime is 427567177. The reversal of 427567166 is 661765724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41060 + ... + 50408.

It is an arithmetic number, because the mean of its divisors is an integer number (43197000).

Almost surely, 2^427567166 is an apocalyptic number.

427567166 is a deficient number, since it is larger than the sum of its proper divisors (263584834).

427567166 is a wasteful number, since it uses less digits than its factorization.

427567166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11123.

The product of its digits is 423360, while the sum is 44.

The square root of 427567166 is about 20677.6973089365. The cubic root of 427567166 is about 753.3580773888.

The spelling of 427567166 in words is "four hundred twenty-seven million, five hundred sixty-seven thousand, one hundred sixty-six".