4223530100 has 36 divisors (see below), whose sum is σ = 9177331884. Its totient is φ = 1687150080.

The previous prime is 4223530067. The next prime is 4223530109. The reversal of 4223530100 is 10353224.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 469762276 + 3753767824 = 21674^2 + 61268^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223530109) 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, 47804 + ... + 103596.

Almost surely, 2^4223530100 is an apocalyptic number.

It is an amenable number.

4223530100 is an abundant number, since it is smaller than the sum of its proper divisors (4953801784).

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

4223530100 is a wasteful number, since it uses less digits than its factorization.

4223530100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56564 (or 56557 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 4223530100 is about 64988.6920933173. The cubic root of 4223530100 is about 1616.4360635169.

Adding to 4223530100 its reverse (10353224), we get a palindrome (4233883324).

The spelling of 4223530100 in words is "four billion, two hundred twenty-three million, five hundred thirty thousand, one hundred".