84274342 has 8 divisors (see below), whose sum is σ = 128298456. Its totient is φ = 41508192.

The previous prime is 84274327. The next prime is 84274343. The reversal of 84274342 is 24347248.

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

It is a junction number, because it is equal to n+sod(n) for n = 84274298 and 84274307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84274343) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 314323 + ... + 314590.

It is an arithmetic number, because the mean of its divisors is an integer number (16037307).

Almost surely, 2^84274342 is an apocalyptic number.

84274342 is a deficient number, since it is larger than the sum of its proper divisors (44024114).

84274342 is a wasteful number, since it uses less digits than its factorization.

84274342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628982.

The product of its digits is 43008, while the sum is 34.

The square root of 84274342 is about 9180.1057728111. The cubic root of 84274342 is about 438.4281760522.

It can be divided in two parts, 8427 and 4342, that added together give a square (12769 = 113²).

The spelling of 84274342 in words is "eighty-four million, two hundred seventy-four thousand, three hundred forty-two".