2471166 has 48 divisors (see below), whose sum is σ = 5750784. Its totient is φ = 765072.

The previous prime is 2471153. The next prime is 2471173. The reversal of 2471166 is 6611742.

It is a super-2 number, since 2×2471166² = 12213322799112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19395 + ... + 19521.

It is an arithmetic number, because the mean of its divisors is an integer number (119808).

2^2471166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2471166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2875392).

2471166 is an abundant number, since it is smaller than the sum of its proper divisors (3279618).

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

2471166 is a wasteful number, since it uses less digits than its factorization.

2471166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205 (or 202 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 2471166 is about 1571.9942747987. The cubic root of 2471166 is about 135.1970784122.

The spelling of 2471166 in words is "two million, four hundred seventy-one thousand, one hundred sixty-six".