33421452 has 24 divisors (see below), whose sum is σ = 78078000. Its totient is φ = 11126976.

The previous prime is 33421433. The next prime is 33421457. The reversal of 33421452 is 25412433.

It is a super-2 number, since 2×33421452² = 2233986907576608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33421457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16174 + ... + 18122.

It is an arithmetic number, because the mean of its divisors is an integer number (3253250).

Almost surely, 2^33421452 is an apocalyptic number.

It is an amenable number.

33421452 is an abundant number, since it is smaller than the sum of its proper divisors (44656548).

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

33421452 is a wasteful number, since it uses less digits than its factorization.

33421452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385 (or 3383 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 33421452 is about 5781.1289554896. The cubic root of 33421452 is about 322.1131374615.

Adding to 33421452 its reverse (25412433), we get a palindrome (58833885).

It can be divided in two parts, 3342 and 1452, that multiplied together give a palindrome (4852584).

The spelling of 33421452 in words is "thirty-three million, four hundred twenty-one thousand, four hundred fifty-two".