3798819 has 20 divisors (see below), whose sum is σ = 5727656. Its totient is φ = 2519424.

The previous prime is 3798793. The next prime is 3798829. The reversal of 3798819 is 9188973.

It is a de Polignac number, because none of the positive numbers 2^k-3798819 is a prime.

It is a super-2 number, since 2×3798819² = 28862051589522, which contains 22 as substring.

It is a Duffinian number.

3798819 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3798829) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19587 + ... + 19779.

Almost surely, 2^3798819 is an apocalyptic number.

3798819 is a deficient number, since it is larger than the sum of its proper divisors (1928837).

3798819 is an frugal number, since it uses more digits than its factorization.

3798819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 196 counting only the distinct ones).

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

The square root of 3798819 is about 1949.0559253136. The cubic root of 3798819 is about 156.0329072591.

The spelling of 3798819 in words is "three million, seven hundred ninety-eight thousand, eight hundred nineteen".