33980559 has 8 divisors (see below), whose sum is σ = 45335472. Its totient is φ = 22639680.

The previous prime is 33980549. The next prime is 33980561. The reversal of 33980559 is 95508933.

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

It is not a de Polignac number, because 33980559 - 2⁴ = 33980543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 33980559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33980539) 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, 5317 + ... + 9809.

It is an arithmetic number, because the mean of its divisors is an integer number (5666934).

Almost surely, 2^33980559 is an apocalyptic number.

33980559 is a deficient number, since it is larger than the sum of its proper divisors (11354913).

33980559 is a wasteful number, since it uses less digits than its factorization.

33980559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7017.

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 33980559 is about 5829.2846044776. The cubic root of 33980559 is about 323.8994219896.

The spelling of 33980559 in words is "thirty-three million, nine hundred eighty thousand, five hundred fifty-nine".