82712046 has 8 divisors (see below), whose sum is σ = 165424104. Its totient is φ = 27570680.

The previous prime is 82712039. The next prime is 82712099. The reversal of 82712046 is 64021728.

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

82712046 is an admirable number.

It is a super-2 number, since 2×82712046² = 13682565107012232, which contains 22 as substring.

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, 6892665 + ... + 6892676.

It is an arithmetic number, because the mean of its divisors is an integer number (20678013).

Almost surely, 2^82712046 is an apocalyptic number.

82712046 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.

82712046 is a wasteful number, since it uses less digits than its factorization.

82712046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13785346.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 82712046 is about 9094.6163195596. The cubic root of 82712046 is about 435.7020345821.

The spelling of 82712046 in words is "eighty-two million, seven hundred twelve thousand, forty-six".