33142056 has 32 divisors (see below), whose sum is σ = 83060640. Its totient is φ = 11019968.

The previous prime is 33141989. The next prime is 33142091. The reversal of 33142056 is 65024133.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 9730 + ... + 12686.

It is an arithmetic number, because the mean of its divisors is an integer number (2595645).

Almost surely, 2^33142056 is an apocalyptic number.

It is an amenable number.

33142056 is an abundant number, since it is smaller than the sum of its proper divisors (49918584).

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

33142056 is a wasteful number, since it uses less digits than its factorization.

33142056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433 (or 3429 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 33142056 is about 5756.9137565192. The cubic root of 33142056 is about 321.2130261716.

Adding to 33142056 its reverse (65024133), we get a palindrome (98166189).

The spelling of 33142056 in words is "thirty-three million, one hundred forty-two thousand, fifty-six".