9449784100 has 27 divisors (see below), whose sum is σ = 20508141171. Its totient is φ = 3779524800.

The previous prime is 9449784079. The next prime is 9449784107. The reversal of 9449784100 is 14879449.

The square root of 9449784100 is 97210.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 4573275876 + 4876508224 = 67626^2 + 69832^2 .

It is a super-2 number, since 2×9449784100² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9449784107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 967240 + ... + 976960.

Almost surely, 2^9449784100 is an apocalyptic number.

9449784100 is the 97210-th square number.

It is an amenable number.

9449784100 is an abundant number, since it is smaller than the sum of its proper divisors (11058357071).

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

9449784100 is an frugal number, since it uses more digits than its factorization.

9449784100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19456 (or 9728 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The cubic root of 9449784100 is about 2114.1735188429.

The spelling of 9449784100 in words is "nine billion, four hundred forty-nine million, seven hundred eighty-four thousand, one hundred".