33364881 has 24 divisors (see below), whose sum is σ = 54864576. Its totient is φ = 19340640.

The previous prime is 33364879. The next prime is 33364883. The reversal of 33364881 is 18846333.

It is a happy number.

33364881 is a `hidden beast` number, since 3 + 3 + 3 + 648 + 8 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (33364879) and next prime (33364883).

It is not a de Polignac number, because 33364881 - 2¹ = 33364879 is a prime.

It is a super-2 number, since 2×33364881² = 2226430568288322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33364883) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5050 + ... + 9603.

It is an arithmetic number, because the mean of its divisors is an integer number (2286024).

Almost surely, 2^33364881 is an apocalyptic number.

It is an amenable number.

33364881 is a deficient number, since it is larger than the sum of its proper divisors (21499695).

33364881 is a wasteful number, since it uses less digits than its factorization.

33364881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14693 (or 14690 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 33364881 is about 5776.2341538411. The cubic root of 33364881 is about 321.9312926460.

The spelling of 33364881 in words is "thirty-three million, three hundred sixty-four thousand, eight hundred eighty-one".