822229049 has 4 divisors (see below), whose sum is σ = 825134736. Its totient is φ = 819323364.

The previous prime is 822229033. The next prime is 822229073. The reversal of 822229049 is 940922228.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 822229049 - 2⁴ = 822229033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (822229649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1452419 + ... + 1452984.

It is an arithmetic number, because the mean of its divisors is an integer number (206283684).

Almost surely, 2^822229049 is an apocalyptic number.

It is an amenable number.

822229049 is a deficient number, since it is larger than the sum of its proper divisors (2905687).

822229049 is a wasteful number, since it uses less digits than its factorization.

822229049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2905686.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 822229049 is about 28674.5365960812. The cubic root of 822229049 is about 936.8375120258.

The spelling of 822229049 in words is "eight hundred twenty-two million, two hundred twenty-nine thousand, forty-nine".