84395742 has 32 divisors (see below), whose sum is σ = 179344800. Its totient is φ = 26425728.

The previous prime is 84395719. The next prime is 84395743. The reversal of 84395742 is 24759348.

It is a junction number, because it is equal to n+sod(n) for n = 84395694 and 84395703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84395743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117 + ... + 12992.

It is an arithmetic number, because the mean of its divisors is an integer number (5604525).

Almost surely, 2^84395742 is an apocalyptic number.

84395742 is an abundant number, since it is smaller than the sum of its proper divisors (94949058).

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

84395742 is a wasteful number, since it uses less digits than its factorization.

84395742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13180.

The product of its digits is 241920, while the sum is 42.

The square root of 84395742 is about 9186.7155175286. The cubic root of 84395742 is about 438.6385985137.

The spelling of 84395742 in words is "eighty-four million, three hundred ninety-five thousand, seven hundred forty-two".