82772982 has 16 divisors (see below), whose sum is σ = 183940080. Its totient is φ = 27590976.

The previous prime is 82772981. The next prime is 82773013. The reversal of 82772982 is 28927728.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82772981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 766363 + ... + 766470.

It is an arithmetic number, because the mean of its divisors is an integer number (11496255).

Almost surely, 2^82772982 is an apocalyptic number.

82772982 is an abundant number, since it is smaller than the sum of its proper divisors (101167098).

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

82772982 is a wasteful number, since it uses less digits than its factorization.

82772982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532844 (or 1532838 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The square root of 82772982 is about 9097.9658165988. The cubic root of 82772982 is about 435.8090057878.

The spelling of 82772982 in words is "eighty-two million, seven hundred seventy-two thousand, nine hundred eighty-two".