33274429 has 2 divisors, whose sum is σ = 33274430. Its totient is φ = 33274428.

The previous prime is 33274403. The next prime is 33274469. The reversal of 33274429 is 92447233.

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., 33235225 + 39204 = 5765^2 + 198^2 .

It is a cyclic number.

It is not a de Polignac number, because 33274429 - 2⁹ = 33273917 is a prime.

It is a super-2 number, since 2×33274429² = 2214375250552082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33274394 and 33274403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33274469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16637214 + 16637215.

It is an arithmetic number, because the mean of its divisors is an integer number (16637215).

Almost surely, 2^33274429 is an apocalyptic number.

It is an amenable number.

33274429 is a deficient number, since it is larger than the sum of its proper divisors (1).

33274429 is an equidigital number, since it uses as much as digits as its factorization.

33274429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 33274429 is about 5768.3991713473. The cubic root of 33274429 is about 321.6401113977.

The spelling of 33274429 in words is "thirty-three million, two hundred seventy-four thousand, four hundred twenty-nine".