3565047874 has 4 divisors (see below), whose sum is σ = 5347571814. Its totient is φ = 1782523936.

The previous prime is 3565047859. The next prime is 3565047971. The reversal of 3565047874 is 4787405653.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4787405653 = 20521 ⋅233293.

It can be written as a sum of positive squares in only one way, i.e., 3159226849 + 405821025 = 56207^2 + 20145^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 891261967 + ... + 891261970.

Almost surely, 2^3565047874 is an apocalyptic number.

3565047874 is a deficient number, since it is larger than the sum of its proper divisors (1782523940).

3565047874 is a wasteful number, since it uses less digits than its factorization.

3565047874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782523939.

The product of its (nonzero) digits is 2822400, while the sum is 49.

The square root of 3565047874 is about 59708.0218563637. The cubic root of 3565047874 is about 1527.6426988297.

The spelling of 3565047874 in words is "three billion, five hundred sixty-five million, forty-seven thousand, eight hundred seventy-four".