82297828 has 6 divisors (see below), whose sum is σ = 144021206. Its totient is φ = 41148912.

The previous prime is 82297819. The next prime is 82297837. The reversal of 82297828 is 82879228.

It is an interprime number because it is at equal distance from previous prime (82297819) and next prime (82297837).

It can be written as a sum of positive squares in only one way, i.e., 49028004 + 33269824 = 7002^2 + 5768^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10287225 + ... + 10287232.

Almost surely, 2^82297828 is an apocalyptic number.

It is an amenable number.

82297828 is a deficient number, since it is larger than the sum of its proper divisors (61723378).

82297828 is a wasteful number, since it uses less digits than its factorization.

82297828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20574461 (or 20574459 counting only the distinct ones).

The product of its digits is 258048, while the sum is 46.

The square root of 82297828 is about 9071.8150333878. The cubic root of 82297828 is about 434.9734920210.

The spelling of 82297828 in words is "eighty-two million, two hundred ninety-seven thousand, eight hundred twenty-eight".