33142952 has 16 divisors (see below), whose sum is σ = 62378100. Its totient is φ = 16508800.

The previous prime is 33142951. The next prime is 33143003. The reversal of 33142952 is 25924133.

It can be written as a sum of positive squares in 2 ways, for example, as 32878756 + 264196 = 5734^2 + 514^2 .

It is not an unprimeable number, because it can be changed into a prime (33142951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5549 + ... + 9852.

Almost surely, 2^33142952 is an apocalyptic number.

It is an amenable number.

33142952 is a deficient number, since it is larger than the sum of its proper divisors (29235148).

33142952 is a wasteful number, since it uses less digits than its factorization.

33142952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15676 (or 15672 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 33142952 is about 5756.9915754672. The cubic root of 33142952 is about 321.2159208248.

The spelling of 33142952 in words is "thirty-three million, one hundred forty-two thousand, nine hundred fifty-two".