8898624561 has 8 divisors (see below), whose sum is σ = 11867749344. Its totient is φ = 5930958080.

The previous prime is 8898624529. The next prime is 8898624569. The reversal of 8898624561 is 1654268988.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8898624561 - 2⁵ = 8898624529 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8898624569) 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, 350256 + ... + 374801.

It is an arithmetic number, because the mean of its divisors is an integer number (1483468668).

Almost surely, 2^8898624561 is an apocalyptic number.

It is an amenable number.

8898624561 is a deficient number, since it is larger than the sum of its proper divisors (2969124783).

8898624561 is a wasteful number, since it uses less digits than its factorization.

8898624561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729151.

The product of its digits is 6635520, while the sum is 57.

The square root of 8898624561 is about 94332.5212267752. The cubic root of 8898624561 is about 2072.2443362851.

The spelling of 8898624561 in words is "eight billion, eight hundred ninety-eight million, six hundred twenty-four thousand, five hundred sixty-one".