74873818 has 8 divisors (see below), whose sum is σ = 112347648. Its totient is φ = 37424604.

The previous prime is 74873807. The next prime is 74873839. The reversal of 74873818 is 81837847.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7605 + ... + 14407.

It is an arithmetic number, because the mean of its divisors is an integer number (14043456).

Almost surely, 2^74873818 is an apocalyptic number.

74873818 is a deficient number, since it is larger than the sum of its proper divisors (37473830).

74873818 is a wasteful number, since it uses less digits than its factorization.

74873818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12308.

The product of its digits is 301056, while the sum is 46.

The square root of 74873818 is about 8652.9658499268. The cubic root of 74873818 is about 421.4796976263.

The spelling of 74873818 in words is "seventy-four million, eight hundred seventy-three thousand, eight hundred eighteen".