3831457 has 6 divisors (see below), whose sum is σ = 4457058. Its totient is φ = 3284064.

The previous prime is 3831449. The next prime is 3831467. The reversal of 3831457 is 7541383.

It can be written as a sum of positive squares in only one way, i.e., 2099601 + 1731856 = 1449^2 + 1316^2 .

It is not a de Polignac number, because 3831457 - 2³ = 3831449 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3831427) 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, 39048 + ... + 39145.

It is an arithmetic number, because the mean of its divisors is an integer number (742843).

Almost surely, 2^3831457 is an apocalyptic number.

It is an amenable number.

3831457 is a deficient number, since it is larger than the sum of its proper divisors (625601).

3831457 is an equidigital number, since it uses as much as digits as its factorization.

3831457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78207 (or 78200 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 3831457 is about 1957.4107897935. The cubic root of 3831457 is about 156.4784919423.

The spelling of 3831457 in words is "three million, eight hundred thirty-one thousand, four hundred fifty-seven".