33989441 has 2 divisors, whose sum is σ = 33989442. Its totient is φ = 33989440.

The previous prime is 33989419. The next prime is 33989453. The reversal of 33989441 is 14498933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22052416 + 11937025 = 4696^2 + 3455^2 .

It is a cyclic number.

It is not a de Polignac number, because 33989441 - 2²² = 29795137 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (33989471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16994720 + 16994721.

It is an arithmetic number, because the mean of its divisors is an integer number (16994721).

Almost surely, 2^33989441 is an apocalyptic number.

It is an amenable number.

33989441 is a deficient number, since it is larger than the sum of its proper divisors (1).

33989441 is an equidigital number, since it uses as much as digits as its factorization.

33989441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The square root of 33989441 is about 5830.0463977571. The cubic root of 33989441 is about 323.9276403212.

The spelling of 33989441 in words is "thirty-three million, nine hundred eighty-nine thousand, four hundred forty-one".