33864461 has 2 divisors, whose sum is σ = 33864462. Its totient is φ = 33864460.

The previous prime is 33864449. The next prime is 33864463. The reversal of 33864461 is 16446833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32844361 + 1020100 = 5731^2 + 1010^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33864461 is a prime.

It is a super-2 number, since 2×33864461² = 2293603437641042, which contains 22 as substring.

Together with 33864463, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33864463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16932230 + 16932231.

It is an arithmetic number, because the mean of its divisors is an integer number (16932231).

Almost surely, 2^33864461 is an apocalyptic number.

It is an amenable number.

33864461 is a deficient number, since it is larger than the sum of its proper divisors (1).

33864461 is an equidigital number, since it uses as much as digits as its factorization.

33864461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 35.

The square root of 33864461 is about 5819.3179153574. The cubic root of 33864461 is about 323.5301227617.

The spelling of 33864461 in words is "thirty-three million, eight hundred sixty-four thousand, four hundred sixty-one".