33414021 has 6 divisors (see below), whose sum is σ = 48264710. Its totient is φ = 22276008.

The previous prime is 33413999. The next prime is 33414037. The reversal of 33414021 is 12041433.

It can be written as a sum of positive squares in only one way, i.e., 17969121 + 15444900 = 4239^2 + 3930^2 .

It is not a de Polignac number, because 33414021 - 2⁶ = 33413957 is a prime.

It is a super-2 number, since 2×33414021² = 2232993598776882, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33413985 and 33414003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33414421) 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 in 5 ways as a sum of consecutive naturals, for example, 1856326 + ... + 1856343.

Almost surely, 2^33414021 is an apocalyptic number.

It is an amenable number.

33414021 is a deficient number, since it is larger than the sum of its proper divisors (14850689).

33414021 is a wasteful number, since it uses less digits than its factorization.

33414021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3712675 (or 3712672 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 33414021 is about 5780.4862252236. The cubic root of 33414021 is about 322.0892625747.

Adding to 33414021 its reverse (12041433), we get a palindrome (45455454).

The spelling of 33414021 in words is "thirty-three million, four hundred fourteen thousand, twenty-one".