3291898 has 8 divisors (see below), whose sum is σ = 5152608. Its totient is φ = 1574364.

The previous prime is 3291881. The next prime is 3291901. The reversal of 3291898 is 8981923.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3291898.

It is an unprimeable number.

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, 35736 + ... + 35827.

It is an arithmetic number, because the mean of its divisors is an integer number (644076).

Almost surely, 2^3291898 is an apocalyptic number.

3291898 is a deficient number, since it is larger than the sum of its proper divisors (1860710).

3291898 is a wasteful number, since it uses less digits than its factorization.

3291898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71588.

The product of its digits is 31104, while the sum is 40.

The square root of 3291898 is about 1814.3588399211. The cubic root of 3291898 is about 148.7586140058.

The spelling of 3291898 in words is "three million, two hundred ninety-one thousand, eight hundred ninety-eight".