3806398 has 4 divisors (see below), whose sum is σ = 5709600. Its totient is φ = 1903198.

The previous prime is 3806347. The next prime is 3806423. The reversal of 3806398 is 8936083.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 951598 + ... + 951601.

It is an arithmetic number, because the mean of its divisors is an integer number (1427400).

Almost surely, 2^3806398 is an apocalyptic number.

3806398 is a deficient number, since it is larger than the sum of its proper divisors (1903202).

3806398 is a wasteful number, since it uses less digits than its factorization.

3806398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903201.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 3806398 is about 1950.9992311634. Note that the first 3 decimals coincide. The cubic root of 3806398 is about 156.1366050861.

The spelling of 3806398 in words is "three million, eight hundred six thousand, three hundred ninety-eight".