84068742 has 8 divisors (see below), whose sum is σ = 168137496. Its totient is φ = 28022912.

The previous prime is 84068713. The next prime is 84068779. The reversal of 84068742 is 24786048.

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

84068742 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 84068742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7005723 + ... + 7005734.

It is an arithmetic number, because the mean of its divisors is an integer number (21017187).

Almost surely, 2^84068742 is an apocalyptic number.

84068742 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.

84068742 is a wasteful number, since it uses less digits than its factorization.

84068742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14011462.

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 84068742 is about 9168.9008065307. The cubic root of 84068742 is about 438.0713484404.

The spelling of 84068742 in words is "eighty-four million, sixty-eight thousand, seven hundred forty-two".