3649235589 has 48 divisors (see below), whose sum is σ = 5908593600. Its totient is φ = 2156779008.

The previous prime is 3649235501. The next prime is 3649235621. The reversal of 3649235589 is 9855329463.

3649235589 is a `hidden beast` number, since 3 + 64 + 9 + 23 + 558 + 9 = 666.

It is not a de Polignac number, because 3649235589 - 2⁹ = 3649235077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649235189) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 516847 + ... + 523859.

It is an arithmetic number, because the mean of its divisors is an integer number (123095700).

Almost surely, 2^3649235589 is an apocalyptic number.

It is an amenable number.

3649235589 is a deficient number, since it is larger than the sum of its proper divisors (2259358011).

3649235589 is a wasteful number, since it uses less digits than its factorization.

3649235589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7234 (or 7231 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The square root of 3649235589 is about 60408.9032262629. The cubic root of 3649235589 is about 1539.5742328069.

The spelling of 3649235589 in words is "three billion, six hundred forty-nine million, two hundred thirty-five thousand, five hundred eighty-nine".