82555396 has 81 divisors (see below), whose sum is σ = 187910247. Its totient is φ = 31619280.

The previous prime is 82555393. The next prime is 82555409. The reversal of 82555396 is 69355528.

The square root of 82555396 is 9086.

It is a perfect power (a square), and thus also a powerful number.

It is not an unprimeable number, because it can be changed into a prime (82555393) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1399215 + ... + 1399273.

Almost surely, 2^82555396 is an apocalyptic number.

82555396 is the 9086-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82555396

82555396 is an abundant number, since it is smaller than the sum of its proper divisors (105354851).

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

82555396 is a wasteful number, since it uses less digits than its factorization.

82555396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 79 counting only the distinct ones).

The product of its digits is 324000, while the sum is 43.

The cubic root of 82555396 is about 435.4267991486.

The spelling of 82555396 in words is "eighty-two million, five hundred fifty-five thousand, three hundred ninety-six".