82246155 has 16 divisors (see below), whose sum is σ = 138520320. Its totient is φ = 41555808.

The previous prime is 82246141. The next prime is 82246159. The reversal of 82246155 is 55164228.

It is not a de Polignac number, because 82246155 - 2⁷ = 82246027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82246159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144007 + ... + 144576.

It is an arithmetic number, because the mean of its divisors is an integer number (8657520).

Almost surely, 2^82246155 is an apocalyptic number.

82246155 is a deficient number, since it is larger than the sum of its proper divisors (56274165).

82246155 is a wasteful number, since it uses less digits than its factorization.

82246155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288610.

The product of its digits is 19200, while the sum is 33.

The square root of 82246155 is about 9068.9665894191. The cubic root of 82246155 is about 434.8824361913.

The spelling of 82246155 in words is "eighty-two million, two hundred forty-six thousand, one hundred fifty-five".