33713142 has 32 divisors (see below), whose sum is σ = 73330272. Its totient is φ = 10289664.

The previous prime is 33713137. The next prime is 33713153. The reversal of 33713142 is 24131733.

33713142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×33713142² = 2273151887024328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 693 + ... + 8240.

It is an arithmetic number, because the mean of its divisors is an integer number (2291571).

Almost surely, 2^33713142 is an apocalyptic number.

33713142 is an abundant number, since it is smaller than the sum of its proper divisors (39617130).

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

33713142 is a wasteful number, since it uses less digits than its factorization.

33713142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8992.

The product of its digits is 1512, while the sum is 24.

The square root of 33713142 is about 5806.3019211887. The cubic root of 33713142 is about 323.0475189444.

Adding to 33713142 its reverse (24131733), we get a palindrome (57844875).

The spelling of 33713142 in words is "thirty-three million, seven hundred thirteen thousand, one hundred forty-two".