1954556822 has 8 divisors (see below), whose sum is σ = 2932335000. Its totient is φ = 977111824.

The previous prime is 1954556777. The next prime is 1954556839. The reversal of 1954556822 is 2286554591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 68072 + ... + 92427.

It is an arithmetic number, because the mean of its divisors is an integer number (366541875).

Almost surely, 2^1954556822 is an apocalyptic number.

1954556822 is a deficient number, since it is larger than the sum of its proper divisors (977778178).

1954556822 is a wasteful number, since it uses less digits than its factorization.

1954556822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166590.

The product of its digits is 864000, while the sum is 47.

The square root of 1954556822 is about 44210.3700730948. The cubic root of 1954556822 is about 1250.3053807480.

It can be divided in two parts, 19545 and 56822, that added together give a palindrome (76367).

The spelling of 1954556822 in words is "one billion, nine hundred fifty-four million, five hundred fifty-six thousand, eight hundred twenty-two".