18119374 has 32 divisors (see below), whose sum is σ = 34614720. Its totient is φ = 6918912.

The previous prime is 18119363. The next prime is 18119411. The reversal of 18119374 is 47391181.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3562 + ... + 6994.

It is an arithmetic number, because the mean of its divisors is an integer number (1081710).

Almost surely, 2^18119374 is an apocalyptic number.

18119374 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

18119374 is a deficient number, since it is larger than the sum of its proper divisors (16495346).

18119374 is a wasteful number, since it uses less digits than its factorization.

18119374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484.

The product of its digits is 6048, while the sum is 34.

The square root of 18119374 is about 4256.6858000092. The cubic root of 18119374 is about 262.6522122508.

The spelling of 18119374 in words is "eighteen million, one hundred nineteen thousand, three hundred seventy-four".