224042100 has 36 divisors (see below), whose sum is σ = 648229344. Its totient is φ = 59744480.

The previous prime is 224042069. The next prime is 224042107. The reversal of 224042100 is 1240422.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 224042100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224042107) 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, 373104 + ... + 373703.

Almost surely, 2^224042100 is an apocalyptic number.

224042100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224042100 is an abundant number, since it is smaller than the sum of its proper divisors (424187244).

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

224042100 is a wasteful number, since it uses less digits than its factorization.

224042100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746824 (or 746817 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 224042100 is about 14968.0359433026. The cubic root of 224042100 is about 607.3558397286.

Adding to 224042100 its reverse (1240422), we get a palindrome (225282522).

The spelling of 224042100 in words is "two hundred twenty-four million, forty-two thousand, one hundred".