18853334 has 4 divisors (see below), whose sum is σ = 28280004. Its totient is φ = 9426666.

The previous prime is 18853333. The next prime is 18853337. The reversal of 18853334 is 43335881.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43335881 = 271 ⋅159911.

It is a junction number, because it is equal to n+sod(n) for n = 18853294 and 18853303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18853333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4713332 + ... + 4713335.

It is an arithmetic number, because the mean of its divisors is an integer number (7070001).

Almost surely, 2^18853334 is an apocalyptic number.

18853334 is a deficient number, since it is larger than the sum of its proper divisors (9426670).

18853334 is an equidigital number, since it uses as much as digits as its factorization.

18853334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9426669.

The product of its digits is 34560, while the sum is 35.

The square root of 18853334 is about 4342.0426068845. The cubic root of 18853334 is about 266.1517874152.

The spelling of 18853334 in words is "eighteen million, eight hundred fifty-three thousand, three hundred thirty-four".