168224424 has 16 divisors (see below), whose sum is σ = 420561120. Its totient is φ = 56074800.

The previous prime is 168224411. The next prime is 168224429. The reversal of 168224424 is 424422861.

168224424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (168224429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3504652 + ... + 3504699.

It is an arithmetic number, because the mean of its divisors is an integer number (26285070).

Almost surely, 2^168224424 is an apocalyptic number.

It is an amenable number.

168224424 is an abundant number, since it is smaller than the sum of its proper divisors (252336696).

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

168224424 is a wasteful number, since it uses less digits than its factorization.

168224424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7009360 (or 7009356 counting only the distinct ones).

The product of its digits is 24576, while the sum is 33.

The square root of 168224424 is about 12970.1358512546. The cubic root of 168224424 is about 552.0304278543.

It can be divided in two parts, 1682 and 24424, that added together give a triangular number (26106 = T₂₂₈).

The spelling of 168224424 in words is "one hundred sixty-eight million, two hundred twenty-four thousand, four hundred twenty-four".