4166726 has 16 divisors (see below), whose sum is σ = 6566400. Its totient is φ = 1979208.

The previous prime is 4166693. The next prime is 4166731. The reversal of 4166726 is 6276614.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4166692 and 4166701.

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, 10805 + ... + 11183.

It is an arithmetic number, because the mean of its divisors is an integer number (410400).

Almost surely, 2^4166726 is an apocalyptic number.

4166726 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4166726 is a deficient number, since it is larger than the sum of its proper divisors (2399674).

4166726 is a wasteful number, since it uses less digits than its factorization.

4166726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643.

The product of its digits is 12096, while the sum is 32.

The square root of 4166726 is about 2041.2559859067. The cubic root of 4166726 is about 160.9156612400.

The spelling of 4166726 in words is "four million, one hundred sixty-six thousand, seven hundred twenty-six".