33213703 has 2 divisors, whose sum is σ = 33213704. Its totient is φ = 33213702.

The previous prime is 33213647. The next prime is 33213743. The reversal of 33213703 is 30731233.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33213703 - 2¹³ = 33205511 is a prime.

It is a super-2 number, since 2×33213703² = 2206300133944418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33213743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16606851 + 16606852.

It is an arithmetic number, because the mean of its divisors is an integer number (16606852).

Almost surely, 2^33213703 is an apocalyptic number.

33213703 is a deficient number, since it is larger than the sum of its proper divisors (1).

33213703 is an equidigital number, since it uses as much as digits as its factorization.

33213703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 22.

The square root of 33213703 is about 5763.1330888675. The cubic root of 33213703 is about 321.4443273076. Note that the first 3 decimals are identical.

Adding to 33213703 its reverse (30731233), we get a palindrome (63944936).

The spelling of 33213703 in words is "thirty-three million, two hundred thirteen thousand, seven hundred three".