1842422100 has 36 divisors (see below), whose sum is σ = 5330742144. Its totient is φ = 491312480.

The previous prime is 1842422083. The next prime is 1842422123. The reversal of 1842422100 is 12242481.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3070404 + ... + 3071003.

Almost surely, 2^1842422100 is an apocalyptic number.

1842422100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1842422100 is an abundant number, since it is smaller than the sum of its proper divisors (3488320044).

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

1842422100 is a wasteful number, since it uses less digits than its factorization.

1842422100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6141424 (or 6141417 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 1842422100 is about 42923.4446427590. Note that the first 3 decimals coincide. The cubic root of 1842422100 is about 1225.9225814166.

Adding to 1842422100 its reverse (12242481), we get a palindrome (1854664581).

The spelling of 1842422100 in words is "one billion, eight hundred forty-two million, four hundred twenty-two thousand, one hundred".