2243423100 has 72 divisors (see below), whose sum is σ = 6832618240. Its totient is φ = 566758080.

The previous prime is 2243423051. The next prime is 2243423131. The reversal of 2243423100 is 13243422.

It is a super-2 number, since 2×2243423100² = 10065894411227220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 191092 + ... + 202491.

Almost surely, 2^2243423100 is an apocalyptic number.

2243423100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243423100 is an abundant number, since it is smaller than the sum of its proper divisors (4589195140).

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

2243423100 is a wasteful number, since it uses less digits than its factorization.

2243423100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393619 (or 393612 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2243423100 is about 47364.7875536247. The cubic root of 2243423100 is about 1309.0926840867.

Adding to 2243423100 its reverse (13243422), we get a palindrome (2256666522).

The spelling of 2243423100 in words is "two billion, two hundred forty-three million, four hundred twenty-three thousand, one hundred".