1842549222 has 8 divisors (see below), whose sum is σ = 3685098456. Its totient is φ = 614183072.

The previous prime is 1842549221. The next prime is 1842549277. The reversal of 1842549222 is 2229452481.

It is a happy number.

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

1842549222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1842549221) 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 3 ways as a sum of consecutive naturals, for example, 153545763 + ... + 153545774.

It is an arithmetic number, because the mean of its divisors is an integer number (460637307).

Almost surely, 2^1842549222 is an apocalyptic number.

1842549222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1842549222 is a wasteful number, since it uses less digits than its factorization.

1842549222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307091542.

The product of its digits is 92160, while the sum is 39.

The square root of 1842549222 is about 42924.9254163592. The cubic root of 1842549222 is about 1225.9507758508.

The spelling of 1842549222 in words is "one billion, eight hundred forty-two million, five hundred forty-nine thousand, two hundred twenty-two".