3864433 has 2 divisors, whose sum is σ = 3864434. Its totient is φ = 3864432.

The previous prime is 3864409. The next prime is 3864449. The reversal of 3864433 is 3344683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3196944 + 667489 = 1788^2 + 817^2 .

It is a cyclic number.

It is not a de Polignac number, because 3864433 - 2²¹ = 1767281 is a prime.

It is a super-2 number, since 2×3864433² = 29867684822978, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁵ + 8⁷ + 6⁸ + 4² + 4⁸ + 3⁷ + 3⁹ .

3864433 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3864395 and 3864404.

It is not a weakly prime, because it can be changed into another prime (3864403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1932216 + 1932217.

It is an arithmetic number, because the mean of its divisors is an integer number (1932217).

Almost surely, 2^3864433 is an apocalyptic number.

It is an amenable number.

3864433 is a deficient number, since it is larger than the sum of its proper divisors (1).

3864433 is an equidigital number, since it uses as much as digits as its factorization.

3864433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 31.

The square root of 3864433 is about 1965.8161155103. The cubic root of 3864433 is about 156.9261285808.

The spelling of 3864433 in words is "three million, eight hundred sixty-four thousand, four hundred thirty-three".