8537603252 has 24 divisors (see below), whose sum is σ = 15829546824. Its totient is φ = 4015188992.

The previous prime is 8537603231. The next prime is 8537603257. The reversal of 8537603252 is 2523067358.

It can be written as a sum of positive squares in 4 ways, for example, as 155102116 + 8382501136 = 12454^2 + 91556^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8537603257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72968 + ... + 149664.

It is an arithmetic number, because the mean of its divisors is an integer number (659564451).

Almost surely, 2^8537603252 is an apocalyptic number.

It is an amenable number.

8537603252 is a deficient number, since it is larger than the sum of its proper divisors (7291943572).

8537603252 is a wasteful number, since it uses less digits than its factorization.

8537603252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78355 (or 78353 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 8537603252 is about 92399.1517926436. The cubic root of 8537603252 is about 2043.8326044390.

The spelling of 8537603252 in words is "eight billion, five hundred thirty-seven million, six hundred three thousand, two hundred fifty-two".