82229782 has 8 divisors (see below), whose sum is σ = 130600296. Its totient is φ = 38696352.

The previous prime is 82229767. The next prime is 82229789. The reversal of 82229782 is 28792228.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82229789) 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, 1209228 + ... + 1209295.

It is an arithmetic number, because the mean of its divisors is an integer number (16325037).

Almost surely, 2^82229782 is an apocalyptic number.

82229782 is a deficient number, since it is larger than the sum of its proper divisors (48370514).

82229782 is a wasteful number, since it uses less digits than its factorization.

82229782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418542.

The product of its digits is 64512, while the sum is 40.

The square root of 82229782 is about 9068.0638506795. The cubic root of 82229782 is about 434.8535764727.

The spelling of 82229782 in words is "eighty-two million, two hundred twenty-nine thousand, seven hundred eighty-two".