3847399 has 8 divisors (see below), whose sum is σ = 3982608. Its totient is φ = 3714240.

The previous prime is 3847397. The next prime is 3847409. The reversal of 3847399 is 9937483.

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 3847399 - 2¹ = 3847397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3847397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3949 + ... + 4825.

It is an arithmetic number, because the mean of its divisors is an integer number (497826).

Almost surely, 2^3847399 is an apocalyptic number.

3847399 is a deficient number, since it is larger than the sum of its proper divisors (135209).

3847399 is a wasteful number, since it uses less digits than its factorization.

3847399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025.

The product of its digits is 163296, while the sum is 43.

The square root of 3847399 is about 1961.4787788809. The cubic root of 3847399 is about 156.6952178738.

The spelling of 3847399 in words is "three million, eight hundred forty-seven thousand, three hundred ninety-nine".