33481712 has 40 divisors (see below), whose sum is σ = 71124912. Its totient is φ = 15142400.

The previous prime is 33481627. The next prime is 33481729. The reversal of 33481712 is 21718433.

It is a super-2 number, since 2×33481712² = 2242050076901888, 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 (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49118 + ... + 49794.

Almost surely, 2^33481712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33481712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35562456).

33481712 is an abundant number, since it is smaller than the sum of its proper divisors (37643200).

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

33481712 is a wasteful number, since it uses less digits than its factorization.

33481712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977 (or 971 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 33481712 is about 5786.3383931464. The cubic root of 33481712 is about 322.3066148263.

The spelling of 33481712 in words is "thirty-three million, four hundred eighty-one thousand, seven hundred twelve".