33314213 has 4 divisors (see below), whose sum is σ = 33688620. Its totient is φ = 32939808.

The previous prime is 33314179. The next prime is 33314231. The reversal of 33314213 is 31241333.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4937284 + 28376929 = 2222^2 + 5327^2 .

It is a cyclic number.

It is not a de Polignac number, because 33314213 - 2⁸ = 33313957 is a prime.

It is a super-2 number, since 2×33314213² = 2219673575618738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33314273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187070 + ... + 187247.

It is an arithmetic number, because the mean of its divisors is an integer number (8422155).

Almost surely, 2^33314213 is an apocalyptic number.

It is an amenable number.

33314213 is a deficient number, since it is larger than the sum of its proper divisors (374407).

33314213 is an equidigital number, since it uses as much as digits as its factorization.

33314213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374406.

The product of its digits is 648, while the sum is 20.

The square root of 33314213 is about 5771.8465849328. The cubic root of 33314213 is about 321.7682481696.

Adding to 33314213 its reverse (31241333), we get a palindrome (64555546).

The spelling of 33314213 in words is "thirty-three million, three hundred fourteen thousand, two hundred thirteen".