1818332094 has 32 divisors (see below), whose sum is σ = 3763491840. Its totient is φ = 585072000.

The previous prime is 1818332093. The next prime is 1818332119. The reversal of 1818332094 is 4902338181.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1818332093) 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 15 ways as a sum of consecutive naturals, for example, 62397 + ... + 86775.

It is an arithmetic number, because the mean of its divisors is an integer number (117609120).

Almost surely, 2^1818332094 is an apocalyptic number.

1818332094 is an abundant number, since it is smaller than the sum of its proper divisors (1945159746).

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

1818332094 is a wasteful number, since it uses less digits than its factorization.

1818332094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24816.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 1818332094 is about 42641.9053748774. The cubic root of 1818332094 is about 1220.5560696289.

The spelling of 1818332094 in words is "one billion, eight hundred eighteen million, three hundred thirty-two thousand, ninety-four".