82726782 has 8 divisors (see below), whose sum is σ = 165453576. Its totient is φ = 27575592.

The previous prime is 82726771. The next prime is 82726789. The reversal of 82726782 is 28762728.

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

82726782 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82726789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6893893 + ... + 6893904.

It is an arithmetic number, because the mean of its divisors is an integer number (20681697).

Almost surely, 2^82726782 is an apocalyptic number.

82726782 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.

82726782 is a wasteful number, since it uses less digits than its factorization.

82726782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13787802.

The product of its digits is 150528, while the sum is 42.

The square root of 82726782 is about 9095.4264331036. The cubic root of 82726782 is about 435.7279079756.

The spelling of 82726782 in words is "eighty-two million, seven hundred twenty-six thousand, seven hundred eighty-two".