4088491 has 8 divisors (see below), whose sum is σ = 4494384. Its totient is φ = 3688320.

The previous prime is 4088471. The next prime is 4088521. The reversal of 4088491 is 1948804.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4088491 is a prime.

It is a Duffinian number.

4088491 is a lucky number.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (4088431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151 + ... + 2863.

It is an arithmetic number, because the mean of its divisors is an integer number (561798).

Almost surely, 2^4088491 is an apocalyptic number.

4088491 is a deficient number, since it is larger than the sum of its proper divisors (405893).

4088491 is a wasteful number, since it uses less digits than its factorization.

4088491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2861.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 4088491 is about 2022.0017309587. The cubic root of 4088491 is about 159.9021667538.

The spelling of 4088491 in words is "four million, eighty-eight thousand, four hundred ninety-one".