18894052 has 12 divisors (see below), whose sum is σ = 33357996. Its totient is φ = 9363200.

The previous prime is 18894049. The next prime is 18894091. The reversal of 18894052 is 25049881.

It can be written as a sum of positive squares in 2 ways, for example, as 179776 + 18714276 = 424^2 + 4326^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20449 + ... + 21352.

It is an arithmetic number, because the mean of its divisors is an integer number (2779833).

Almost surely, 2^18894052 is an apocalyptic number.

It is an amenable number.

18894052 is a deficient number, since it is larger than the sum of its proper divisors (14463944).

18894052 is a wasteful number, since it uses less digits than its factorization.

18894052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41918 (or 41916 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 18894052 is about 4346.7288850353. The cubic root of 18894052 is about 266.3432544534.

The spelling of 18894052 in words is "eighteen million, eight hundred ninety-four thousand, fifty-two".