82647346 has 4 divisors (see below), whose sum is σ = 123971022. Its totient is φ = 41323672.

The previous prime is 82647311. The next prime is 82647371. The reversal of 82647346 is 64374628.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 42185025 + 40462321 = 6495^2 + 6361^2 .

It is a junction number, because it is equal to n+sod(n) for n = 82647299 and 82647308.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 20661835 + ... + 20661838.

Almost surely, 2^82647346 is an apocalyptic number.

82647346 is a deficient number, since it is larger than the sum of its proper divisors (41323676).

82647346 is a wasteful number, since it uses less digits than its factorization.

82647346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41323675.

The product of its digits is 193536, while the sum is 40.

The square root of 82647346 is about 9091.0585742256. The cubic root of 82647346 is about 435.5883982718.

The spelling of 82647346 in words is "eighty-two million, six hundred forty-seven thousand, three hundred forty-six".