822339146 has 4 divisors (see below), whose sum is σ = 1233508722. Its totient is φ = 411169572.

The previous prime is 822339143. The next prime is 822339157. The reversal of 822339146 is 641933228.

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., 822255625 + 83521 = 28675^2 + 289^2 .

It is not an unprimeable number, because it can be changed into a prime (822339143) 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 as a sum of consecutive naturals, namely, 205584785 + ... + 205584788.

Almost surely, 2^822339146 is an apocalyptic number.

822339146 is a deficient number, since it is larger than the sum of its proper divisors (411169576).

822339146 is a wasteful number, since it uses less digits than its factorization.

822339146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411169575.

The product of its digits is 62208, while the sum is 38.

The square root of 822339146 is about 28676.4563012936. The cubic root of 822339146 is about 936.8793245420.

The spelling of 822339146 in words is "eight hundred twenty-two million, three hundred thirty-nine thousand, one hundred forty-six".