33980589 has 6 divisors (see below), whose sum is σ = 49083086. Its totient is φ = 22653720.

The previous prime is 33980581. The next prime is 33980629. The reversal of 33980589 is 98508933.

It can be written as a sum of positive squares in only one way, i.e., 32970564 + 1010025 = 5742^2 + 1005^2 .

It is not a de Polignac number, because 33980589 - 2³ = 33980581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33980581) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1887802 + ... + 1887819.

Almost surely, 2^33980589 is an apocalyptic number.

It is an amenable number.

33980589 is a deficient number, since it is larger than the sum of its proper divisors (15102497).

33980589 is a wasteful number, since it uses less digits than its factorization.

33980589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775627 (or 3775624 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 33980589 is about 5829.2871776916. The cubic root of 33980589 is about 323.8995173086.

The spelling of 33980589 in words is "thirty-three million, nine hundred eighty thousand, five hundred eighty-nine".