3868331 has 2 divisors, whose sum is σ = 3868332. Its totient is φ = 3868330.

The previous prime is 3868321. The next prime is 3868357. The reversal of 3868331 is 1338683.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3868331 is a prime.

It is a super-2 number, since 2×3868331² = 29927969451122, which contains 22 as substring.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3868321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1934165 + 1934166.

It is an arithmetic number, because the mean of its divisors is an integer number (1934166).

Almost surely, 2^3868331 is an apocalyptic number.

3868331 is a deficient number, since it is larger than the sum of its proper divisors (1).

3868331 is an equidigital number, since it uses as much as digits as its factorization.

3868331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 3868331 is about 1966.8073113551. The cubic root of 3868331 is about 156.9788739205.

The spelling of 3868331 in words is "three million, eight hundred sixty-eight thousand, three hundred thirty-one".