82154266 has 8 divisors (see below), whose sum is σ = 123554304. Its totient is φ = 40969500.

The previous prime is 82154243. The next prime is 82154269. The reversal of 82154266 is 66245128.

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

It is not an unprimeable number, because it can be changed into a prime (82154269) 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, 52860 + ... + 54391.

It is an arithmetic number, because the mean of its divisors is an integer number (15444288).

Almost surely, 2^82154266 is an apocalyptic number.

82154266 is a deficient number, since it is larger than the sum of its proper divisors (41400038).

82154266 is a wasteful number, since it uses less digits than its factorization.

82154266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107636.

The product of its digits is 23040, while the sum is 34.

The square root of 82154266 is about 9063.8990506294. The cubic root of 82154266 is about 434.7204192822.

The spelling of 82154266 in words is "eighty-two million, one hundred fifty-four thousand, two hundred sixty-six".