74918 has 8 divisors (see below), whose sum is σ = 114912. Its totient is φ = 36616.

The previous prime is 74903. The next prime is 74923. The reversal of 74918 is 81947.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×74918² = 11225413448, which contains 22 as substring.

It is a Curzon number.

It is a plaindrome in base 8.

It is a congruent number.

It is an unprimeable number.

74918 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305 + ... + 492.

It is an arithmetic number, because the mean of its divisors is an integer number (14364).

2⁷⁴⁹¹⁸ is an apocalyptic number.

74918 is a deficient number, since it is larger than the sum of its proper divisors (39994).

74918 is a wasteful number, since it uses less digits than its factorization.

74918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846.

The product of its digits is 2016, while the sum is 29.

The square root of 74918 is about 273.7115269769. The cubic root of 74918 is about 42.1562584430.

Adding to 74918 its sum of digits (29), we get a palindrome (74947).

It can be divided in two parts, 749 and 18, that added together give a palindrome (767).

The spelling of 74918 in words is "seventy-four thousand, nine hundred eighteen".