82328155 has 32 divisors (see below), whose sum is σ = 126895104. Its totient is φ = 49838976.

The previous prime is 82328153. The next prime is 82328167. The reversal of 82328155 is 55182328.

It is not a de Polignac number, because 82328155 - 2¹ = 82328153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82328155.

It is not an unprimeable number, because it can be changed into a prime (82328153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6532 + ... + 14398.

It is an arithmetic number, because the mean of its divisors is an integer number (3965472).

Almost surely, 2^82328155 is an apocalyptic number.

82328155 is a deficient number, since it is larger than the sum of its proper divisors (44566949).

82328155 is a wasteful number, since it uses less digits than its factorization.

82328155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7915.

The product of its digits is 19200, while the sum is 34.

The square root of 82328155 is about 9073.4863751482. The cubic root of 82328155 is about 435.0269151444.

The spelling of 82328155 in words is "eighty-two million, three hundred twenty-eight thousand, one hundred fifty-five".