4789538100 has 90 divisors (see below), whose sum is σ = 15525816614. Its totient is φ = 1277208000.

The previous prime is 4789538077. The next prime is 4789538111. The reversal of 4789538100 is 18359874.

4789538100 is a `hidden beast` number, since 4 + 7 + 8 + 9 + 538 + 100 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 548402724 + 4241135376 = 23418^2 + 65124^2 .

It is a tau number, because it is divible by the number of its divisors (90).

It is a super-2 number, since 2×4789538100² = 45879350422703220000, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 287551 + ... + 303750.

Almost surely, 2^4789538100 is an apocalyptic number.

It is an amenable number.

4789538100 is an abundant number, since it is smaller than the sum of its proper divisors (10736278514).

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

4789538100 is a wasteful number, since it uses less digits than its factorization.

4789538100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591327 (or 591311 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 4789538100 is about 69206.4888576209. The cubic root of 4789538100 is about 1685.6388963357.

The spelling of 4789538100 in words is "four billion, seven hundred eighty-nine million, five hundred thirty-eight thousand, one hundred".