3826491 has 8 divisors (see below), whose sum is σ = 5136384. Its totient is φ = 2533800.

The previous prime is 3826481. The next prime is 3826499. The reversal of 3826491 is 1946283.

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

It is not a de Polignac number, because 3826491 - 2⁹ = 3825979 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3826499) 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, 3771 + ... + 4676.

It is an arithmetic number, because the mean of its divisors is an integer number (642048).

Almost surely, 2^3826491 is an apocalyptic number.

3826491 is a deficient number, since it is larger than the sum of its proper divisors (1309893).

3826491 is a wasteful number, since it uses less digits than its factorization.

3826491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8601.

The product of its digits is 10368, while the sum is 33.

The square root of 3826491 is about 1956.1418660210. The cubic root of 3826491 is about 156.4108581277.

The spelling of 3826491 in words is "three million, eight hundred twenty-six thousand, four hundred ninety-one".