4161894 has 16 divisors (see below), whose sum is σ = 9080640. Its totient is φ = 1261160.

The previous prime is 4161881. The next prime is 4161943. The reversal of 4161894 is 4981614.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

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, 31464 + ... + 31595.

It is an arithmetic number, because the mean of its divisors is an integer number (567540).

Almost surely, 2^4161894 is an apocalyptic number.

4161894 is an abundant number, since it is smaller than the sum of its proper divisors (4918746).

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

4161894 is a wasteful number, since it uses less digits than its factorization.

4161894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63075.

The product of its digits is 6912, while the sum is 33.

The square root of 4161894 is about 2040.0720575509. The cubic root of 4161894 is about 160.8534345076.

The spelling of 4161894 in words is "four million, one hundred sixty-one thousand, eight hundred ninety-four".