8282621898 has 32 divisors (see below), whose sum is σ = 18717796800. Its totient is φ = 2714078448.

The previous prime is 8282621861. The next prime is 8282621899. The reversal of 8282621898 is 8981262828.

It is a happy number.

8282621898 is a `hidden beast` number, since 8 + 2 + 8 + 2 + 621 + 8 + 9 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (8282621899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1296661 + ... + 1303032.

It is an arithmetic number, because the mean of its divisors is an integer number (584931150).

Almost surely, 2^8282621898 is an apocalyptic number.

8282621898 is an abundant number, since it is smaller than the sum of its proper divisors (10435174902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8282621898 is a wasteful number, since it uses less digits than its factorization.

8282621898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2599763 (or 2599757 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 54.

The square root of 8282621898 is about 91008.9110911673. The cubic root of 8282621898 is about 2023.2797989419.

The spelling of 8282621898 in words is "eight billion, two hundred eighty-two million, six hundred twenty-one thousand, eight hundred ninety-eight".