1822044879 has 12 divisors (see below), whose sum is σ = 2696034432. Its totient is φ = 1185069600.

The previous prime is 1822044863. The next prime is 1822044907. The reversal of 1822044879 is 9784402281.

1822044879 is a `hidden beast` number, since 182 + 20 + 448 + 7 + 9 = 666.

It is not a de Polignac number, because 1822044879 - 2⁴ = 1822044863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1822044839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2468527 + ... + 2469264.

It is an arithmetic number, because the mean of its divisors is an integer number (224669536).

Almost surely, 2^1822044879 is an apocalyptic number.

1822044879 is a deficient number, since it is larger than the sum of its proper divisors (873989553).

1822044879 is a wasteful number, since it uses less digits than its factorization.

1822044879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4937838 (or 4937835 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 1822044879 is about 42685.4176388143. The cubic root of 1822044879 is about 1221.3862409402.

The spelling of 1822044879 in words is "one billion, eight hundred twenty-two million, forty-four thousand, eight hundred seventy-nine".