4194491 has 4 divisors (see below), whose sum is σ = 4793712. Its totient is φ = 3595272.

The previous prime is 4194451. The next prime is 4194493. The reversal of 4194491 is 1944914.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4194491 - 2¹⁸ = 3932347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4194493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299600 + ... + 299613.

It is an arithmetic number, because the mean of its divisors is an integer number (1198428).

Almost surely, 2^4194491 is an apocalyptic number.

4194491 is a deficient number, since it is larger than the sum of its proper divisors (599221).

4194491 is an equidigital number, since it uses as much as digits as its factorization.

4194491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599220.

The product of its digits is 5184, while the sum is 32.

The square root of 4194491 is about 2048.0456537880. The cubic root of 4194491 is about 161.2722910513.

The spelling of 4194491 in words is "four million, one hundred ninety-four thousand, four hundred ninety-one".