33452120 has 64 divisors (see below), whose sum is σ = 84611520. Its totient is φ = 11810304.

The previous prime is 33452119. The next prime is 33452129. The reversal of 33452120 is 2125433.

It is a happy number.

It is a super-2 number, since 2×33452120² = 2238088664988800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 33452092 and 33452101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33452129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10562 + ... + 13358.

It is an arithmetic number, because the mean of its divisors is an integer number (1322055).

Almost surely, 2^33452120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33452120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42305760).

33452120 is an abundant number, since it is smaller than the sum of its proper divisors (51159400).

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

33452120 is a wasteful number, since it uses less digits than its factorization.

33452120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844 (or 2840 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 33452120 is about 5783.7807703958. The cubic root of 33452120 is about 322.2116325405.

Adding to 33452120 its reverse (2125433), we get a palindrome (35577553).

The spelling of 33452120 in words is "thirty-three million, four hundred fifty-two thousand, one hundred twenty".