33120230 has 128 divisors (see below), whose sum is σ = 78382080. Its totient is φ = 9884160.

The previous prime is 33120229. The next prime is 33120239. The reversal of 33120230 is 3202133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33120239) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 624884 + ... + 624936.

It is an arithmetic number, because the mean of its divisors is an integer number (612360).

Almost surely, 2^33120230 is an apocalyptic number.

33120230 is an abundant number, since it is smaller than the sum of its proper divisors (45261850).

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

33120230 is a wasteful number, since it uses less digits than its factorization.

33120230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 33120230 is about 5755.0178105719. The cubic root of 33120230 is about 321.1424981082.

Adding to 33120230 its reverse (3202133), we get a palindrome (36322363).

It can be divided in two parts, 33120 and 230, that multiplied together give a square (7617600 = 2760²).

The spelling of 33120230 in words is "thirty-three million, one hundred twenty thousand, two hundred thirty".