224133432040 has 128 divisors (see below), whose sum is σ = 588442268160. Its totient is φ = 75238585344.

The previous prime is 224133432031. The next prime is 224133432049. The reversal of 224133432040 is 40234331422.

It is an interprime number because it is at equal distance from previous prime (224133432031) and next prime (224133432049).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (224133432049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7211574 + ... + 7242586.

It is an arithmetic number, because the mean of its divisors is an integer number (4597205220).

Almost surely, 2^224133432040 is an apocalyptic number.

224133432040 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 224133432040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294221134080).

224133432040 is an abundant number, since it is smaller than the sum of its proper divisors (364308836120).

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

224133432040 is a wasteful number, since it uses less digits than its factorization.

224133432040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31571 (or 31567 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 224133432040 its reverse (40234331422), we get a palindrome (264367763462).

The spelling of 224133432040 in words is "two hundred twenty-four billion, one hundred thirty-three million, four hundred thirty-two thousand, forty".