3831493 has 2 divisors, whose sum is σ = 3831494. Its totient is φ = 3831492.

The previous prime is 3831473. The next prime is 3831517. The reversal of 3831493 is 3941383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3751969 + 79524 = 1937^2 + 282^2 .

It is a cyclic number.

It is not a de Polignac number, because 3831493 - 2¹³ = 3823301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3831413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1915746 + 1915747.

It is an arithmetic number, because the mean of its divisors is an integer number (1915747).

Almost surely, 2^3831493 is an apocalyptic number.

It is an amenable number.

3831493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3831493 is an equidigital number, since it uses as much as digits as its factorization.

3831493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 3831493 is about 1957.4199855933. The cubic root of 3831493 is about 156.4789820264.

The spelling of 3831493 in words is "three million, eight hundred thirty-one thousand, four hundred ninety-three".