33254142 has 32 divisors (see below), whose sum is σ = 74131200. Its totient is φ = 9883008.

The previous prime is 33254141. The next prime is 33254153. The reversal of 33254142 is 24145233.

It is a super-2 number, since 2×33254142² = 2211675920312328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33254141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6642 + ... + 10517.

It is an arithmetic number, because the mean of its divisors is an integer number (2316600).

Almost surely, 2^33254142 is an apocalyptic number.

33254142 is an abundant number, since it is smaller than the sum of its proper divisors (40877058).

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

33254142 is a wasteful number, since it uses less digits than its factorization.

33254142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17200.

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

The square root of 33254142 is about 5766.6404431003. The cubic root of 33254142 is about 321.5747314681.

Adding to 33254142 its reverse (24145233), we get a palindrome (57399375).

The spelling of 33254142 in words is "thirty-three million, two hundred fifty-four thousand, one hundred forty-two".