33561052 has 12 divisors (see below), whose sum is σ = 67122160. Its totient is φ = 14383296.

The previous prime is 33561023. The next prime is 33561053. The reversal of 33561052 is 25016533.

It is a happy number.

33561052 is an admirable number.

It is a super-2 number, since 2×33561052² = 2252688422693408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33561053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599277 + ... + 599332.

Almost surely, 2^33561052 is an apocalyptic number.

It is an amenable number.

33561052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33561052 is a wasteful number, since it uses less digits than its factorization.

33561052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198620 (or 1198618 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 33561052 is about 5793.1901401559. The cubic root of 33561052 is about 322.5609988177.

Adding to 33561052 its reverse (25016533), we get a palindrome (58577585).

The spelling of 33561052 in words is "thirty-three million, five hundred sixty-one thousand, fifty-two".