33245273 has 2 divisors, whose sum is σ = 33245274. Its totient is φ = 33245272.

The previous prime is 33245243. The next prime is 33245287. The reversal of 33245273 is 37254233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22202944 + 11042329 = 4712^2 + 3323^2 .

It is a cyclic number.

It is not a de Polignac number, because 33245273 - 2¹⁰ = 33244249 is a prime.

It is a super-2 number, since 2×33245273² = 2210496353689058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33245243) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16622636 + 16622637.

It is an arithmetic number, because the mean of its divisors is an integer number (16622637).

Almost surely, 2^33245273 is an apocalyptic number.

It is an amenable number.

33245273 is a deficient number, since it is larger than the sum of its proper divisors (1).

33245273 is an equidigital number, since it uses as much as digits as its factorization.

33245273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 29.

The square root of 33245273 is about 5765.8713998840. The cubic root of 33245273 is about 321.5461405446.

The spelling of 33245273 in words is "thirty-three million, two hundred forty-five thousand, two hundred seventy-three".