82472246 has 4 divisors (see below), whose sum is σ = 123708372. Its totient is φ = 41236122.

The previous prime is 82472239. The next prime is 82472249. The reversal of 82472246 is 64227428.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82472249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20618060 + ... + 20618063.

It is an arithmetic number, because the mean of its divisors is an integer number (30927093).

Almost surely, 2^82472246 is an apocalyptic number.

82472246 is a deficient number, since it is larger than the sum of its proper divisors (41236126).

82472246 is a wasteful number, since it uses less digits than its factorization.

82472246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41236125.

The product of its digits is 43008, while the sum is 35.

The square root of 82472246 is about 9081.4231263608. The cubic root of 82472246 is about 435.2805623896.

The spelling of 82472246 in words is "eighty-two million, four hundred seventy-two thousand, two hundred forty-six".