224172233142 has 96 divisors (see below), whose sum is σ = 537527041920. Its totient is φ = 61769410560.

The previous prime is 224172233119. The next prime is 224172233189. The reversal of 224172233142 is 241332271422.

224172233142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×224172233142² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 597334 + ... + 897302.

It is an arithmetic number, because the mean of its divisors is an integer number (5599240020).

Almost surely, 2^224172233142 is an apocalyptic number.

224172233142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 224172233142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268763520960).

224172233142 is an abundant number, since it is smaller than the sum of its proper divisors (313354808778).

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

224172233142 is a wasteful number, since it uses less digits than its factorization.

224172233142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300078 (or 300065 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The spelling of 224172233142 in words is "two hundred twenty-four billion, one hundred seventy-two million, two hundred thirty-three thousand, one hundred forty-two".