4166631 has 12 divisors (see below), whose sum is σ = 6878352. Its totient is φ = 2380896.

The previous prime is 4166629. The next prime is 4166641. The reversal of 4166631 is 1366614.

It is not a de Polignac number, because 4166631 - 2¹ = 4166629 is a prime.

It is a super-2 number, since 2×4166631² = 34721627780322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4166595 and 4166604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4166641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33006 + ... + 33131.

It is an arithmetic number, because the mean of its divisors is an integer number (573196).

Almost surely, 2^4166631 is an apocalyptic number.

4166631 is a deficient number, since it is larger than the sum of its proper divisors (2711721).

4166631 is a wasteful number, since it uses less digits than its factorization.

4166631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66150 (or 66147 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 4166631 is about 2041.2327157872. The cubic root of 4166631 is about 160.9144382891.

The spelling of 4166631 in words is "four million, one hundred sixty-six thousand, six hundred thirty-one".