3609605898 has 24 divisors (see below), whose sum is σ = 7824001536. Its totient is φ = 1202711400.

The previous prime is 3609605893. The next prime is 3609605933. The reversal of 3609605898 is 8985069063.

3609605898 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3609605891) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5943 + ... + 85173.

It is an arithmetic number, because the mean of its divisors is an integer number (326000064).

Almost surely, 2^3609605898 is an apocalyptic number.

3609605898 is an abundant number, since it is smaller than the sum of its proper divisors (4214395638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3609605898 is a wasteful number, since it uses less digits than its factorization.

3609605898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81770 (or 81767 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 3609605898 is about 60079.9958222369. The cubic root of 3609605898 is about 1533.9808189947.

The spelling of 3609605898 in words is "three billion, six hundred nine million, six hundred five thousand, eight hundred ninety-eight".