3659243572 has 12 divisors (see below), whose sum is σ = 6432393856. Its totient is φ = 1821416760.

The previous prime is 3659243531. The next prime is 3659243579. The reversal of 3659243572 is 2753429563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3659243579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2050254 + ... + 2052037.

Almost surely, 2^3659243572 is an apocalyptic number.

It is an amenable number.

3659243572 is a deficient number, since it is larger than the sum of its proper divisors (2773150284).

3659243572 is a wasteful number, since it uses less digits than its factorization.

3659243572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4102518 (or 4102516 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 46.

The square root of 3659243572 is about 60491.6818413904. The cubic root of 3659243572 is about 1540.9803691834.

The spelling of 3659243572 in words is "three billion, six hundred fifty-nine million, two hundred forty-three thousand, five hundred seventy-two".