918672842 has 8 divisors (see below), whose sum is σ = 1378156032. Its totient is φ = 459287500.

The previous prime is 918672829. The next prime is 918672851. The reversal of 918672842 is 248276819.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7217 + ... + 43467.

It is an arithmetic number, because the mean of its divisors is an integer number (172269504).

Almost surely, 2^918672842 is an apocalyptic number.

918672842 is a deficient number, since it is larger than the sum of its proper divisors (459483190).

918672842 is a wasteful number, since it uses less digits than its factorization.

918672842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48924.

The product of its digits is 387072, while the sum is 47.

The square root of 918672842 is about 30309.6163288155. The cubic root of 918672842 is about 972.1209275899.

It can be divided in two parts, 9186 and 72842, that added together give a palindrome (82028).

The spelling of 918672842 in words is "nine hundred eighteen million, six hundred seventy-two thousand, eight hundred forty-two".