33070249 has 2 divisors, whose sum is σ = 33070250. Its totient is φ = 33070248.

The previous prime is 33070229. The next prime is 33070277. The reversal of 33070249 is 94207033.

It is an a-pointer prime, because the next prime (33070277) can be obtained adding 33070249 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25050025 + 8020224 = 5005^2 + 2832^2 .

It is a cyclic number.

It is not a de Polignac number, because 33070249 - 2⁵ = 33070217 is a prime.

It is not a weakly prime, because it can be changed into another prime (33070229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16535124 + 16535125.

It is an arithmetic number, because the mean of its divisors is an integer number (16535125).

Almost surely, 2^33070249 is an apocalyptic number.

It is an amenable number.

33070249 is a deficient number, since it is larger than the sum of its proper divisors (1).

33070249 is an equidigital number, since it uses as much as digits as its factorization.

33070249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 33070249 is about 5750.6737866097. The cubic root of 33070249 is about 320.9808737872.

It can be divided in two parts, 3307024 and 9, that added together give a palindrome (3307033).

The spelling of 33070249 in words is "thirty-three million, seventy thousand, two hundred forty-nine".