33349999 has 2 divisors, whose sum is σ = 33350000. Its totient is φ = 33349998.

The previous prime is 33349993. The next prime is 33350021. The reversal of 33349999 is 99994333.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33349999 - 2²¹ = 31252847 is a prime.

It is a super-2 number, since 2×33349999² = 2224444866600002, which contains 22 as substring.

It is a Chen prime.

33349999 is a modest number, since divided by 9999 gives 3334 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33349993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16674999 + 16675000.

It is an arithmetic number, because the mean of its divisors is an integer number (16675000).

Almost surely, 2^33349999 is an apocalyptic number.

33349999 is a deficient number, since it is larger than the sum of its proper divisors (1).

33349999 is an equidigital number, since it uses as much as digits as its factorization.

33349999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 708588, while the sum is 49.

The square root of 33349999 is about 5774.9458006115. The cubic root of 33349999 is about 321.8834210132.

The spelling of 33349999 in words is "thirty-three million, three hundred forty-nine thousand, nine hundred ninety-nine".