33320252 has 24 divisors (see below), whose sum is σ = 67900896. Its totient is φ = 14010048.

The previous prime is 33320233. The next prime is 33320303. The reversal of 33320252 is 25202333.

It is a super-2 number, since 2×33320252² = 2220478386687008, which contains 22 as substring.

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, 9743 + ... + 12710.

It is an arithmetic number, because the mean of its divisors is an integer number (2829204).

Almost surely, 2^33320252 is an apocalyptic number.

It is an amenable number.

33320252 is an abundant number, since it is smaller than the sum of its proper divisors (34580644).

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

33320252 is a wasteful number, since it uses less digits than its factorization.

33320252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22517 (or 22515 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 33320252 is about 5772.3697040297. The cubic root of 33320252 is about 321.7876897319.

Adding to 33320252 its reverse (25202333), we get a palindrome (58522585).

The spelling of 33320252 in words is "thirty-three million, three hundred twenty thousand, two hundred fifty-two".