3831797 has 4 divisors (see below), whose sum is σ = 3889056. Its totient is φ = 3774540.

The previous prime is 3831781. The next prime is 3831811. The reversal of 3831797 is 7971383.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3831797 - 2⁴ = 3831781 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3831797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3831727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28529 + ... + 28662.

It is an arithmetic number, because the mean of its divisors is an integer number (972264).

Almost surely, 2^3831797 is an apocalyptic number.

It is an amenable number.

3831797 is a deficient number, since it is larger than the sum of its proper divisors (57259).

3831797 is an equidigital number, since it uses as much as digits as its factorization.

3831797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57258.

The product of its digits is 31752, while the sum is 38.

The square root of 3831797 is about 1957.4976372910. The cubic root of 3831797 is about 156.4831203916.

The spelling of 3831797 in words is "three million, eight hundred thirty-one thousand, seven hundred ninety-seven".