82289476 has 6 divisors (see below), whose sum is σ = 144006590. Its totient is φ = 41144736.

The previous prime is 82289411. The next prime is 82289477. The reversal of 82289476 is 67498228.

It can be written as a sum of positive squares in only one way, i.e., 66096900 + 16192576 = 8130^2 + 4024^2 .

It is not an unprimeable number, because it can be changed into a prime (82289477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10286181 + ... + 10286188.

Almost surely, 2^82289476 is an apocalyptic number.

It is an amenable number.

82289476 is a deficient number, since it is larger than the sum of its proper divisors (61717114).

82289476 is a wasteful number, since it uses less digits than its factorization.

82289476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20572373 (or 20572371 counting only the distinct ones).

The product of its digits is 387072, while the sum is 46.

The square root of 82289476 is about 9071.3546948623. The cubic root of 82289476 is about 434.9587770863.

The spelling of 82289476 in words is "eighty-two million, two hundred eighty-nine thousand, four hundred seventy-six".