3609642048 has 56 divisors (see below), whose sum is σ = 9579022752. Its totient is φ = 1199622144.

The previous prime is 3609642037. The next prime is 3609642067. The reversal of 3609642048 is 8402469063.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36811 + ... + 92597.

Almost surely, 2^3609642048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3609642048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4789511376).

3609642048 is an abundant number, since it is smaller than the sum of its proper divisors (5969380704).

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

3609642048 is a wasteful number, since it uses less digits than its factorization.

3609642048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56139 (or 56129 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The square root of 3609642048 is about 60080.2966703727. The cubic root of 3609642048 is about 1533.9859398881.

The spelling of 3609642048 in words is "three billion, six hundred nine million, six hundred forty-two thousand, forty-eight".