3823889 has 2 divisors, whose sum is σ = 3823890. Its totient is φ = 3823888.

The previous prime is 3823879. The next prime is 3823901. The reversal of 3823889 is 9883283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3268864 + 555025 = 1808^2 + 745^2 .

It is an emirp because it is prime and its reverse (9883283) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3823889 - 2¹⁶ = 3758353 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3823879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1911944 + 1911945.

It is an arithmetic number, because the mean of its divisors is an integer number (1911945).

Almost surely, 2^3823889 is an apocalyptic number.

It is an amenable number.

3823889 is a deficient number, since it is larger than the sum of its proper divisors (1).

3823889 is an equidigital number, since it uses as much as digits as its factorization.

3823889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 41.

The square root of 3823889 is about 1955.4766682321. The cubic root of 3823889 is about 156.3753971500.

The spelling of 3823889 in words is "three million, eight hundred twenty-three thousand, eight hundred eighty-nine".