3604999989 has 8 divisors (see below), whose sum is σ = 4923902592. Its totient is φ = 2344715360.

The previous prime is 3604999973. The next prime is 3605000011. The reversal of 3604999989 is 9899994063.

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 3604999989 - 2⁴ = 3604999973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3604999949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14654349 + ... + 14654594.

It is an arithmetic number, because the mean of its divisors is an integer number (615487824).

Almost surely, 2^3604999989 is an apocalyptic number.

It is an amenable number.

3604999989 is a deficient number, since it is larger than the sum of its proper divisors (1318902603).

3604999989 is a wasteful number, since it uses less digits than its factorization.

3604999989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29308987.

The product of its (nonzero) digits is 34012224, while the sum is 66.

The square root of 3604999989 is about 60041.6521175092. The cubic root of 3604999989 is about 1533.3280807581.

The spelling of 3604999989 in words is "three billion, six hundred four million, nine hundred ninety-nine thousand, nine hundred eighty-nine".