82089146 has 8 divisors (see below), whose sum is σ = 124329504. Its totient is φ = 40645980.

The previous prime is 82089127. The next prime is 82089149. The reversal of 82089146 is 64198028.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (82089149) 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 in 3 ways as a sum of consecutive naturals, for example, 199040 + ... + 199451.

It is an arithmetic number, because the mean of its divisors is an integer number (15541188).

Almost surely, 2^82089146 is an apocalyptic number.

82089146 is a deficient number, since it is larger than the sum of its proper divisors (42240358).

82089146 is a wasteful number, since it uses less digits than its factorization.

82089146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398596.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 82089146 is about 9060.3060654704. The cubic root of 82089146 is about 434.6055277976.

The spelling of 82089146 in words is "eighty-two million, eighty-nine thousand, one hundred forty-six".