33042516 has 24 divisors (see below), whose sum is σ = 83030304. Its totient is φ = 10166880.

The previous prime is 33042511. The next prime is 33042547. The reversal of 33042516 is 61524033.

It is a happy number.

It is a super-2 number, since 2×33042516² = 2183615727220512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33042511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105750 + ... + 106061.

It is an arithmetic number, because the mean of its divisors is an integer number (3459596).

Almost surely, 2^33042516 is an apocalyptic number.

It is an amenable number.

33042516 is an abundant number, since it is smaller than the sum of its proper divisors (49987788).

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

33042516 is a wasteful number, since it uses less digits than its factorization.

33042516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211831 (or 211829 counting only the distinct ones).

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

The square root of 33042516 is about 5748.2619982043. The cubic root of 33042516 is about 320.8911229047.

Adding to 33042516 its reverse (61524033), we get a palindrome (94566549).

The spelling of 33042516 in words is "thirty-three million, forty-two thousand, five hundred sixteen".