3573967865 has 16 divisors (see below), whose sum is σ = 4620381696. Its totient is φ = 2638257600.

The previous prime is 3573967853. The next prime is 3573967871. The reversal of 3573967865 is 5687693753.

It is a happy number.

It is not a de Polignac number, because 3573967865 - 2²⁸ = 3305532409 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198800 + ... + 216030.

It is an arithmetic number, because the mean of its divisors is an integer number (288773856).

Almost surely, 2^3573967865 is an apocalyptic number.

It is an amenable number.

3573967865 is a deficient number, since it is larger than the sum of its proper divisors (1046413831).

3573967865 is a wasteful number, since it uses less digits than its factorization.

3573967865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20440.

The product of its digits is 28576800, while the sum is 59.

The square root of 3573967865 is about 59782.6719459744. The cubic root of 3573967865 is about 1528.9157261512.

The spelling of 3573967865 in words is "three billion, five hundred seventy-three million, nine hundred sixty-seven thousand, eight hundred sixty-five".