74018 has 16 divisors (see below), whose sum is σ = 134784. Its totient is φ = 29760.

The previous prime is 74017. The next prime is 74021. The reversal of 74018 is 81047.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (74017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83 + ... + 393.

It is an arithmetic number, because the mean of its divisors is an integer number (8424).

2⁷⁴⁰¹⁸ is an apocalyptic number.

74018 is a deficient number, since it is larger than the sum of its proper divisors (60766).

74018 is a wasteful number, since it uses less digits than its factorization.

74018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 74018 is about 272.0624928210. The cubic root of 74018 is about 41.9867683187.

The spelling of 74018 in words is "seventy-four thousand, eighteen".