4166838 has 24 divisors (see below), whose sum is σ = 9723168. Its totient is φ = 1282032.

The previous prime is 4166837. The next prime is 4166843. The reversal of 4166838 is 8386614.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4166831) 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, 8670 + ... + 9137.

It is an arithmetic number, because the mean of its divisors is an integer number (405132).

Almost surely, 2^4166838 is an apocalyptic number.

4166838 is an abundant number, since it is smaller than the sum of its proper divisors (5556330).

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

4166838 is a wasteful number, since it uses less digits than its factorization.

4166838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17828 (or 17825 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 4166838 is about 2041.2834198122. The cubic root of 4166838 is about 160.9171030109.

The spelling of 4166838 in words is "four million, one hundred sixty-six thousand, eight hundred thirty-eight".