33081005 has 8 divisors (see below), whose sum is σ = 40370400. Its totient is φ = 26016016.

The previous prime is 33081001. The next prime is 33081007. The reversal of 33081005 is 50018033.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33081005 - 2² = 33081001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33081001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55775 + ... + 56364.

It is an arithmetic number, because the mean of its divisors is an integer number (5046300).

Almost surely, 2^33081005 is an apocalyptic number.

It is an amenable number.

33081005 is a deficient number, since it is larger than the sum of its proper divisors (7289395).

33081005 is a wasteful number, since it uses less digits than its factorization.

33081005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112203.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 33081005 is about 5751.6089053412. The cubic root of 33081005 is about 321.0156693729.

Adding to 33081005 its reverse (50018033), we get a palindrome (83099038).

The spelling of 33081005 in words is "thirty-three million, eighty-one thousand, five".