33121052 has 6 divisors (see below), whose sum is σ = 57961848. Its totient is φ = 16560524.

The previous prime is 33121027. The next prime is 33121063. The reversal of 33121052 is 25012133.

It is a self number, because there is not a number n which added to its sum of digits gives 33121052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4140128 + ... + 4140135.

It is an arithmetic number, because the mean of its divisors is an integer number (9660308).

Almost surely, 2^33121052 is an apocalyptic number.

It is an amenable number.

33121052 is a deficient number, since it is larger than the sum of its proper divisors (24840796).

33121052 is a wasteful number, since it uses less digits than its factorization.

33121052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8280267 (or 8280265 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 33121052 is about 5755.0892260677. The cubic root of 33121052 is about 321.1451548626.

Adding to 33121052 its reverse (25012133), we get a palindrome (58133185).

The spelling of 33121052 in words is "thirty-three million, one hundred twenty-one thousand, fifty-two".