33252245 has 8 divisors (see below), whose sum is σ = 42972216. Its totient is φ = 24555456.

The previous prime is 33252239. The next prime is 33252313. The reversal of 33252245 is 54225233.

It can be written as a sum of positive squares in 4 ways, for example, as 3418801 + 29833444 = 1849^2 + 5462^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33252245 - 2¹⁰ = 33251221 is a prime.

It is a super-2 number, since 2×33252245² = 2211423595080050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255722 + ... + 255851.

It is an arithmetic number, because the mean of its divisors is an integer number (5371527).

Almost surely, 2^33252245 is an apocalyptic number.

It is an amenable number.

33252245 is a deficient number, since it is larger than the sum of its proper divisors (9719971).

33252245 is a wasteful number, since it uses less digits than its factorization.

33252245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511591.

The product of its digits is 7200, while the sum is 26.

The square root of 33252245 is about 5766.4759602378. The cubic root of 33252245 is about 321.5686165519.

Adding to 33252245 its reverse (54225233), we get a palindrome (87477478).

The spelling of 33252245 in words is "thirty-three million, two hundred fifty-two thousand, two hundred forty-five".