42847224 has 32 divisors (see below), whose sum is σ = 122421120. Its totient is φ = 12242016.

The previous prime is 42847201. The next prime is 42847241. The reversal of 42847224 is 42274824.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127354 + ... + 127689.

It is an arithmetic number, because the mean of its divisors is an integer number (3825660).

Almost surely, 2^42847224 is an apocalyptic number.

It is an amenable number.

42847224 is an abundant number, since it is smaller than the sum of its proper divisors (79573896).

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

42847224 is a wasteful number, since it uses less digits than its factorization.

42847224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255059 (or 255055 counting only the distinct ones).

The product of its digits is 28672, while the sum is 33.

The square root of 42847224 is about 6545.7790980142. The cubic root of 42847224 is about 349.9244027204.

It can be divided in two parts, 42847 and 224, that added together give a triangular number (43071 = T₂₉₃).

The spelling of 42847224 in words is "forty-two million, eight hundred forty-seven thousand, two hundred twenty-four".