33966601 has 2 divisors, whose sum is σ = 33966602. Its totient is φ = 33966600.

The previous prime is 33966599. The next prime is 33966637. The reversal of 33966601 is 10666933.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29986576 + 3980025 = 5476^2 + 1995^2 .

It is a cyclic number.

It is not a de Polignac number, because 33966601 - 2¹ = 33966599 is a prime.

Together with 33966599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (33906601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16983300 + 16983301.

It is an arithmetic number, because the mean of its divisors is an integer number (16983301).

Almost surely, 2^33966601 is an apocalyptic number.

It is an amenable number.

33966601 is a deficient number, since it is larger than the sum of its proper divisors (1).

33966601 is an equidigital number, since it uses as much as digits as its factorization.

33966601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 33966601 is about 5828.0872505480. The cubic root of 33966601 is about 323.8550671444.

The spelling of 33966601 in words is "thirty-three million, nine hundred sixty-six thousand, six hundred one".