8731628452 has 6 divisors (see below), whose sum is σ = 15280349798. Its totient is φ = 4365814224.

The previous prime is 8731628449. The next prime is 8731628489. The reversal of 8731628452 is 2548261378.

It can be written as a sum of positive squares in only one way, i.e., 7911035136 + 820593316 = 88944^2 + 28646^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1091453553 + ... + 1091453560.

Almost surely, 2^8731628452 is an apocalyptic number.

It is an amenable number.

8731628452 is a deficient number, since it is larger than the sum of its proper divisors (6548721346).

8731628452 is a wasteful number, since it uses less digits than its factorization.

8731628452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182907117 (or 2182907115 counting only the distinct ones).

The product of its digits is 645120, while the sum is 46.

The square root of 8731628452 is about 93443.1830151349. The cubic root of 8731628452 is about 2059.1994605191.

The spelling of 8731628452 in words is "eight billion, seven hundred thirty-one million, six hundred twenty-eight thousand, four hundred fifty-two".