3564233985 has 64 divisors (see below), whose sum is σ = 6423556608. Its totient is φ = 1674461184.

The previous prime is 3564233963. The next prime is 3564233987. The reversal of 3564233985 is 5893324653.

It is not a de Polignac number, because 3564233985 - 2⁷ = 3564233857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3564233987) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2928097 + ... + 2929313.

It is an arithmetic number, because the mean of its divisors is an integer number (100368072).

Almost surely, 2^3564233985 is an apocalyptic number.

It is an amenable number.

3564233985 is a deficient number, since it is larger than the sum of its proper divisors (2859322623).

3564233985 is a wasteful number, since it uses less digits than its factorization.

3564233985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914.

The product of its digits is 2332800, while the sum is 48.

The square root of 3564233985 is about 59701.2058923436. The cubic root of 3564233985 is about 1527.5264380051.

The spelling of 3564233985 in words is "three billion, five hundred sixty-four million, two hundred thirty-three thousand, nine hundred eighty-five".