84847242 has 8 divisors (see below), whose sum is σ = 169694496. Its totient is φ = 28282412.

The previous prime is 84847241. The next prime is 84847249. The reversal of 84847242 is 24274848.

It is a sphenic number, since it is the product of 3 distinct primes.

84847242 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 84847242.

It is not an unprimeable number, because it can be changed into a prime (84847241) 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, 7070598 + ... + 7070609.

It is an arithmetic number, because the mean of its divisors is an integer number (21211812).

Almost surely, 2^84847242 is an apocalyptic number.

84847242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

84847242 is a wasteful number, since it uses less digits than its factorization.

84847242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14141212.

The product of its digits is 114688, while the sum is 39.

The square root of 84847242 is about 9211.2562661127. The cubic root of 84847242 is about 439.4194167600.

The spelling of 84847242 in words is "eighty-four million, eight hundred forty-seven thousand, two hundred forty-two".