3603239604 has 18 divisors (see below), whose sum is σ = 9108189090. Its totient is φ = 1201079856.

The previous prime is 3603239597. The next prime is 3603239617. The reversal of 3603239604 is 4069323063.

3603239604 is a `hidden beast` number, since 360 + 3 + 239 + 60 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3242163600 + 361076004 = 56940^2 + 19002^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 100089989 = 3603239604 / (3 + 6 + 0 + 3 + 2 + 3 + 9 + 6 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50044959 + ... + 50045030.

It is an arithmetic number, because the mean of its divisors is an integer number (506010505).

Almost surely, 2^3603239604 is an apocalyptic number.

It is an amenable number.

3603239604 is an abundant number, since it is smaller than the sum of its proper divisors (5504949486).

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

3603239604 is a wasteful number, since it uses less digits than its factorization.

3603239604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100089999 (or 100089994 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

The square root of 3603239604 is about 60026.9906292161. The cubic root of 3603239604 is about 1533.0784564174.

The spelling of 3603239604 in words is "three billion, six hundred three million, two hundred thirty-nine thousand, six hundred four".