1818326104 has 24 divisors (see below), whose sum is σ = 3965992740. Its totient is φ = 779282448.

The previous prime is 1818326099. The next prime is 1818326131. The reversal of 1818326104 is 4016238181.

It is a self number, because there is not a number n which added to its sum of digits gives 1818326104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2318902 + ... + 2319685.

Almost surely, 2^1818326104 is an apocalyptic number.

1818326104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1818326104 is an abundant number, since it is smaller than the sum of its proper divisors (2147666636).

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

1818326104 is a wasteful number, since it uses less digits than its factorization.

1818326104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4638607 (or 4638596 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 1818326104 is about 42641.8351387461. The cubic root of 1818326104 is about 1220.5547293642.

The spelling of 1818326104 in words is "one billion, eight hundred eighteen million, three hundred twenty-six thousand, one hundred four".