8243061900 has 36 divisors (see below), whose sum is σ = 23849926632. Its totient is φ = 2198149760.

The previous prime is 8243061899. The next prime is 8243061907. The reversal of 8243061900 is 91603428.

It is a super-2 number, since 2×8243061900² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8243061907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13738137 + ... + 13738736.

It is an arithmetic number, because the mean of its divisors is an integer number (662497962).

Almost surely, 2^8243061900 is an apocalyptic number.

It is an amenable number.

8243061900 is an abundant number, since it is smaller than the sum of its proper divisors (15606864732).

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

8243061900 is a wasteful number, since it uses less digits than its factorization.

8243061900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27476890 (or 27476883 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 8243061900 is about 90791.3096061512. The cubic root of 8243061900 is about 2020.0534165530.

The spelling of 8243061900 in words is "eight billion, two hundred forty-three million, sixty-one thousand, nine hundred".