4134891 has 8 divisors (see below), whose sum is σ = 5647824. Its totient is φ = 2689280.

The previous prime is 4134887. The next prime is 4134931. The reversal of 4134891 is 1984314.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4134891 - 2² = 4134887 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4134881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16686 + ... + 16931.

It is an arithmetic number, because the mean of its divisors is an integer number (705978).

Almost surely, 2^4134891 is an apocalyptic number.

4134891 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4134891 is a deficient number, since it is larger than the sum of its proper divisors (1512933).

4134891 is a wasteful number, since it uses less digits than its factorization.

4134891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33661.

The product of its digits is 3456, while the sum is 30.

The square root of 4134891 is about 2033.4431391116. The cubic root of 4134891 is about 160.5047989171.

The spelling of 4134891 in words is "four million, one hundred thirty-four thousand, eight hundred ninety-one".