33252389 has 2 divisors, whose sum is σ = 33252390. Its totient is φ = 33252388.

The previous prime is 33252379. The next prime is 33252407. The reversal of 33252389 is 98325233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23203489 + 10048900 = 4817^2 + 3170^2 .

It is a cyclic number.

It is not a de Polignac number, because 33252389 - 2⁸ = 33252133 is a prime.

It is a super-2 number, since 2×33252389² = 2211442748414642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33252379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16626194 + 16626195.

It is an arithmetic number, because the mean of its divisors is an integer number (16626195).

Almost surely, 2^33252389 is an apocalyptic number.

It is an amenable number.

33252389 is a deficient number, since it is larger than the sum of its proper divisors (1).

33252389 is an equidigital number, since it uses as much as digits as its factorization.

33252389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The square root of 33252389 is about 5766.4884461863. The cubic root of 33252389 is about 321.5690807393.

The spelling of 33252389 in words is "thirty-three million, two hundred fifty-two thousand, three hundred eighty-nine".