3789491 has 4 divisors (see below), whose sum is σ = 3801912. Its totient is φ = 3777072.

The previous prime is 3789481. The next prime is 3789497. The reversal of 3789491 is 1949873.

It is a happy number.

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 3789491 - 2⁶ = 3789427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3789497) 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 3 ways as a sum of consecutive naturals, for example, 5741 + ... + 6366.

It is an arithmetic number, because the mean of its divisors is an integer number (950478).

Almost surely, 2^3789491 is an apocalyptic number.

3789491 is a deficient number, since it is larger than the sum of its proper divisors (12421).

3789491 is a wasteful number, since it uses less digits than its factorization.

3789491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12420.

The product of its digits is 54432, while the sum is 41.

The square root of 3789491 is about 1946.6615011347. The cubic root of 3789491 is about 155.9050896494.

The spelling of 3789491 in words is "three million, seven hundred eighty-nine thousand, four hundred ninety-one".