33481799 has 4 divisors (see below), whose sum is σ = 36057336. Its totient is φ = 30906264.

The previous prime is 33481783. The next prime is 33481801. The reversal of 33481799 is 99718433.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33481799 - 2⁴ = 33481783 is a prime.

It is a super-2 number, since 2×33481799² = 2242061728552802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33481729) 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, 1287749 + ... + 1287774.

It is an arithmetic number, because the mean of its divisors is an integer number (9014334).

Almost surely, 2^33481799 is an apocalyptic number.

33481799 is a deficient number, since it is larger than the sum of its proper divisors (2575537).

33481799 is a wasteful number, since it uses less digits than its factorization.

33481799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575536.

The product of its digits is 163296, while the sum is 44.

The square root of 33481799 is about 5786.3459108491. The cubic root of 33481799 is about 322.3068939902.

The spelling of 33481799 in words is "thirty-three million, four hundred eighty-one thousand, seven hundred ninety-nine".