224030142 has 48 divisors (see below), whose sum is σ = 558511200. Its totient is φ = 63573696.

The previous prime is 224030119. The next prime is 224030167. The reversal of 224030142 is 241030422.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12808 + ... + 24740.

It is an arithmetic number, because the mean of its divisors is an integer number (11635650).

Almost surely, 2^224030142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224030142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279255600).

224030142 is an abundant number, since it is smaller than the sum of its proper divisors (334481058).

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

224030142 is a wasteful number, since it uses less digits than its factorization.

224030142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12097 (or 12094 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 224030142 is about 14967.6364867670. The cubic root of 224030142 is about 607.3450338869.

Adding to 224030142 its reverse (241030422), we get a palindrome (465060564).

The spelling of 224030142 in words is "two hundred twenty-four million, thirty thousand, one hundred forty-two".