4155166 has 4 divisors (see below), whose sum is σ = 6232752. Its totient is φ = 2077582.

The previous prime is 4155161. The next prime is 4155169. The reversal of 4155166 is 6615514.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038790 + ... + 1038793.

It is an arithmetic number, because the mean of its divisors is an integer number (1558188).

Almost surely, 2^4155166 is an apocalyptic number.

4155166 is a deficient number, since it is larger than the sum of its proper divisors (2077586).

4155166 is a wasteful number, since it uses less digits than its factorization.

4155166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077585.

The product of its digits is 3600, while the sum is 28.

The square root of 4155166 is about 2038.4224292330. The cubic root of 4155166 is about 160.7667107231.

The spelling of 4155166 in words is "four million, one hundred fifty-five thousand, one hundred sixty-six".