33283968 has 32 divisors (see below), whose sum is σ = 88411560. Its totient is φ = 11094528.

The previous prime is 33283951. The next prime is 33283973. The reversal of 33283968 is 86938233.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×33283968² = 2215645051650048, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42955 + ... + 43722.

Almost surely, 2^33283968 is an apocalyptic number.

It is an amenable number.

33283968 is an abundant number, since it is smaller than the sum of its proper divisors (55127592).

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

33283968 is an equidigital number, since it uses as much as digits as its factorization.

33283968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86694 (or 86682 counting only the distinct ones).

The product of its digits is 186624, while the sum is 42.

The square root of 33283968 is about 5769.2259446134. The cubic root of 33283968 is about 321.6708440251.

The spelling of 33283968 in words is "thirty-three million, two hundred eighty-three thousand, nine hundred sixty-eight".