84242274 has 16 divisors (see below), whose sum is σ = 174294720. Its totient is φ = 27112400.

The previous prime is 84242267. The next prime is 84242309. The reversal of 84242274 is 47224248.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241902 + ... + 242249.

It is an arithmetic number, because the mean of its divisors is an integer number (10893420).

Almost surely, 2^84242274 is an apocalyptic number.

84242274 is an abundant number, since it is smaller than the sum of its proper divisors (90052446).

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

84242274 is a wasteful number, since it uses less digits than its factorization.

84242274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484185.

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

The square root of 84242274 is about 9178.3590036564. The cubic root of 84242274 is about 438.3725588932.

The spelling of 84242274 in words is "eighty-four million, two hundred forty-two thousand, two hundred seventy-four".