82458742 has 8 divisors (see below), whose sum is σ = 123777936. Its totient is φ = 41199432.

The previous prime is 82458731. The next prime is 82458769. The reversal of 82458742 is 24785428.

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 = 82458695 and 82458704.

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, 11353 + ... + 17140.

It is an arithmetic number, because the mean of its divisors is an integer number (15472242).

Almost surely, 2^82458742 is an apocalyptic number.

82458742 is a deficient number, since it is larger than the sum of its proper divisors (41319194).

82458742 is a wasteful number, since it uses less digits than its factorization.

82458742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29942.

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

The square root of 82458742 is about 9080.6796001180. The cubic root of 82458742 is about 435.2568034895.

The spelling of 82458742 in words is "eighty-two million, four hundred fifty-eight thousand, seven hundred forty-two".