3505981589 has 8 divisors (see below), whose sum is σ = 3862576800. Its totient is φ = 3155698000.

The previous prime is 3505981573. The next prime is 3505981597. The reversal of 3505981589 is 9851895053.

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 3505981589 - 2⁴ = 3505981573 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3505981589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505981529) 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, 1576739 + ... + 1578960.

It is an arithmetic number, because the mean of its divisors is an integer number (482822100).

Almost surely, 2^3505981589 is an apocalyptic number.

It is an amenable number.

3505981589 is a deficient number, since it is larger than the sum of its proper divisors (356595211).

3505981589 is a wasteful number, since it uses less digits than its factorization.

3505981589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155811.

The product of its (nonzero) digits is 1944000, while the sum is 53.

The square root of 3505981589 is about 59211.3299039973. The cubic root of 3505981589 is about 1519.1589283015.

The spelling of 3505981589 in words is "three billion, five hundred five million, nine hundred eighty-one thousand, five hundred eighty-nine".