84142294 has 8 divisors (see below), whose sum is σ = 126620208. Its totient is φ = 41935560.

The previous prime is 84142273. The next prime is 84142309. The reversal of 84142294 is 49224148.

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

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 67017 + ... + 68260.

It is an arithmetic number, because the mean of its divisors is an integer number (15827526).

Almost surely, 2^84142294 is an apocalyptic number.

84142294 is a deficient number, since it is larger than the sum of its proper divisors (42477914).

84142294 is a wasteful number, since it uses less digits than its factorization.

84142294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135590.

The product of its digits is 18432, while the sum is 34.

The square root of 84142294 is about 9172.9108793229. The cubic root of 84142294 is about 438.1990678553.

The spelling of 84142294 in words is "eighty-four million, one hundred forty-two thousand, two hundred ninety-four".