1840222104 has 32 divisors (see below), whose sum is σ = 5257777920. Its totient is φ = 525777696.

The previous prime is 1840222099. The next prime is 1840222123. The reversal of 1840222104 is 4012220481.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5476684 + ... + 5477019.

It is an arithmetic number, because the mean of its divisors is an integer number (164305560).

Almost surely, 2^1840222104 is an apocalyptic number.

1840222104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1840222104 is an abundant number, since it is smaller than the sum of its proper divisors (3417555816).

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

1840222104 is a wasteful number, since it uses less digits than its factorization.

1840222104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10953719 (or 10953715 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 1840222104 is about 42897.8100140322. The cubic root of 1840222104 is about 1225.4344379424.

Adding to 1840222104 its reverse (4012220481), we get a palindrome (5852442585).

The spelling of 1840222104 in words is "one billion, eight hundred forty million, two hundred twenty-two thousand, one hundred four".