3849829 has 2 divisors, whose sum is σ = 3849830. Its totient is φ = 3849828.

The previous prime is 3849827. The next prime is 3849841. The reversal of 3849829 is 9289483.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3572100 + 277729 = 1890^2 + 527^2 .

It is a cyclic number.

It is not a de Polignac number, because 3849829 - 2¹ = 3849827 is a prime.

Together with 3849827, it forms a pair of twin primes.

3849829 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3849821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1924914 + 1924915.

It is an arithmetic number, because the mean of its divisors is an integer number (1924915).

Almost surely, 2^3849829 is an apocalyptic number.

It is an amenable number.

3849829 is a deficient number, since it is larger than the sum of its proper divisors (1).

3849829 is an equidigital number, since it uses as much as digits as its factorization.

3849829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 43.

The square root of 3849829 is about 1962.0981117161. The cubic root of 3849829 is about 156.7282002638.

The spelling of 3849829 in words is "three million, eight hundred forty-nine thousand, eight hundred twenty-nine".