23422100 has 72 divisors (see below), whose sum is σ = 56142240. Its totient is φ = 8426880.

The previous prime is 23422093. The next prime is 23422129. The reversal of 23422100 is 122432.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 55691 + ... + 56109.

Almost surely, 2^23422100 is an apocalyptic number.

23422100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23422100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28071120).

23422100 is an abundant number, since it is smaller than the sum of its proper divisors (32720140).

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

23422100 is a wasteful number, since it uses less digits than its factorization.

23422100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489 (or 482 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 23422100 is about 4839.6384162456. The cubic root of 23422100 is about 286.1158674408.

Adding to 23422100 its reverse (122432), we get a palindrome (23544532).

The spelling of 23422100 in words is "twenty-three million, four hundred twenty-two thousand, one hundred".