3899291 has 8 divisors (see below), whose sum is σ = 4292784. Its totient is φ = 3512320.

The previous prime is 3899279. The next prime is 3899297. The reversal of 3899291 is 1929983.

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 3899291 - 2⁶ = 3899227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3899297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326 + ... + 2811.

It is an arithmetic number, because the mean of its divisors is an integer number (536598).

Almost surely, 2^3899291 is an apocalyptic number.

3899291 is a deficient number, since it is larger than the sum of its proper divisors (393493).

3899291 is a wasteful number, since it uses less digits than its factorization.

3899291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261.

The product of its digits is 34992, while the sum is 41.

The square root of 3899291 is about 1974.6622496012. The cubic root of 3899291 is about 157.3965525450.

The spelling of 3899291 in words is "three million, eight hundred ninety-nine thousand, two hundred ninety-one".