33889441 has 2 divisors, whose sum is σ = 33889442. Its totient is φ = 33889440.

The previous prime is 33889433. The next prime is 33889459. The reversal of 33889441 is 14498833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32251041 + 1638400 = 5679^2 + 1280^2 .

It is an emirp because it is prime and its reverse (14498833) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33889441 - 2³ = 33889433 is a prime.

It is a super-2 number, since 2×33889441² = 2296988422584962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33889394 and 33889403.

It is not a weakly prime, because it can be changed into another prime (33989441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16944720 + 16944721.

It is an arithmetic number, because the mean of its divisors is an integer number (16944721).

Almost surely, 2^33889441 is an apocalyptic number.

It is an amenable number.

33889441 is a deficient number, since it is larger than the sum of its proper divisors (1).

33889441 is an equidigital number, since it uses as much as digits as its factorization.

33889441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 40.

The square root of 33889441 is about 5821.4638193499. The cubic root of 33889441 is about 323.6096534937.

The spelling of 33889441 in words is "thirty-three million, eight hundred eighty-nine thousand, four hundred forty-one".