33142452 has 48 divisors (see below), whose sum is σ = 93582720. Its totient is φ = 8911872.

The previous prime is 33142423. The next prime is 33142477. The reversal of 33142452 is 25424133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10177 + ... + 13032.

It is an arithmetic number, because the mean of its divisors is an integer number (1949640).

Almost surely, 2^33142452 is an apocalyptic number.

It is an amenable number.

33142452 is an abundant number, since it is smaller than the sum of its proper divisors (60440268).

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

33142452 is a wasteful number, since it uses less digits than its factorization.

33142452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23240 (or 23238 counting only the distinct ones).

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

The square root of 33142452 is about 5756.9481498447. The cubic root of 33142452 is about 321.2143055114.

Adding to 33142452 its reverse (25424133), we get a palindrome (58566585).

The spelling of 33142452 in words is "thirty-three million, one hundred forty-two thousand, four hundred fifty-two".