3798891 has 6 divisors (see below), whose sum is σ = 5487300. Its totient is φ = 2532588.

The previous prime is 3798889. The next prime is 3798919. The reversal of 3798891 is 1988973.

It is not a de Polignac number, because 3798891 - 2¹ = 3798889 is a prime.

3798891 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3798791) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 211041 + ... + 211058.

It is an arithmetic number, because the mean of its divisors is an integer number (914550).

Almost surely, 2^3798891 is an apocalyptic number.

3798891 is a deficient number, since it is larger than the sum of its proper divisors (1688409).

3798891 is a wasteful number, since it uses less digits than its factorization.

3798891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422105 (or 422102 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 3798891 is about 1949.0743957068. The cubic root of 3798891 is about 156.0338930302.

The spelling of 3798891 in words is "three million, seven hundred ninety-eight thousand, eight hundred ninety-one".