84242224 has 40 divisors (see below), whose sum is σ = 178573392. Its totient is φ = 38181120.

The previous prime is 84242153. The next prime is 84242237. The reversal of 84242224 is 42224248.

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

It is a junction number, because it is equal to n+sod(n) for n = 84242192 and 84242201.

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, 114562 + ... + 115294.

Almost surely, 2^84242224 is an apocalyptic number.

It is an amenable number.

84242224 is an abundant number, since it is smaller than the sum of its proper divisors (94331168).

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

84242224 is a wasteful number, since it uses less digits than its factorization.

84242224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405 (or 1399 counting only the distinct ones).

The product of its digits is 8192, while the sum is 28.

The square root of 84242224 is about 9178.3562798575. The cubic root of 84242224 is about 438.3724721646.

It can be divided in two parts, 8424 and 2224, that added together give a cube (10648 = 22³).

The spelling of 84242224 in words is "eighty-four million, two hundred forty-two thousand, two hundred twenty-four".