3564967842 has 16 divisors (see below), whose sum is σ = 7922150880. Its totient is φ = 1188322596.

The previous prime is 3564967841. The next prime is 3564967849. The reversal of 3564967842 is 2487694653.

3564967842 is a `hidden beast` number, since 3 + 564 + 9 + 6 + 78 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 66017923 = 3564967842 / (3 + 5 + 6 + 4 + 9 + 6 + 7 + 8 + 4 + 2).

It is not an unprimeable number, because it can be changed into a prime (3564967841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33008908 + ... + 33009015.

It is an arithmetic number, because the mean of its divisors is an integer number (495134430).

Almost surely, 2^3564967842 is an apocalyptic number.

3564967842 is an abundant number, since it is smaller than the sum of its proper divisors (4357183038).

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

3564967842 is a wasteful number, since it uses less digits than its factorization.

3564967842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66017934 (or 66017928 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The square root of 3564967842 is about 59707.3516578989. The cubic root of 3564967842 is about 1527.6312673595.

The spelling of 3564967842 in words is "three billion, five hundred sixty-four million, nine hundred sixty-seven thousand, eight hundred forty-two".