82845742 has 16 divisors (see below), whose sum is σ = 142138080. Its totient is φ = 35476128.

The previous prime is 82845727. The next prime is 82845761. The reversal of 82845742 is 24754828.

It is a junction number, because it is equal to n+sod(n) for n = 82845695 and 82845704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32208 + ... + 34684.

It is an arithmetic number, because the mean of its divisors is an integer number (8883630).

Almost surely, 2^82845742 is an apocalyptic number.

82845742 is a deficient number, since it is larger than the sum of its proper divisors (59292338).

82845742 is a wasteful number, since it uses less digits than its factorization.

82845742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4875.

The product of its digits is 143360, while the sum is 40.

The square root of 82845742 is about 9101.9636342934. The cubic root of 82845742 is about 435.9366649016.

The spelling of 82845742 in words is "eighty-two million, eight hundred forty-five thousand, seven hundred forty-two".