82489546 has 8 divisors (see below), whose sum is σ = 129114144. Its totient is φ = 39451500.

The previous prime is 82489541. The next prime is 82489553. The reversal of 82489546 is 64598428.

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

It is a super-2 number, since 2×82489546² = 13609050398572232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 1793251 = 82489546 / (8 + 2 + 4 + 8 + 9 + 5 + 4 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 82489496 and 82489505.

It is not an unprimeable number, because it can be changed into a prime (82489541) 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, 896580 + ... + 896671.

It is an arithmetic number, because the mean of its divisors is an integer number (16139268).

Almost surely, 2^82489546 is an apocalyptic number.

82489546 is a deficient number, since it is larger than the sum of its proper divisors (46624598).

82489546 is a wasteful number, since it uses less digits than its factorization.

82489546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793276.

The product of its digits is 552960, while the sum is 46.

The square root of 82489546 is about 9082.3755703010. The cubic root of 82489546 is about 435.3109961723.

The spelling of 82489546 in words is "eighty-two million, four hundred eighty-nine thousand, five hundred forty-six".