70313818 has 8 divisors (see below), whose sum is σ = 105507360. Its totient is φ = 35144700.

The previous prime is 70313809. The next prime is 70313843. The reversal of 70313818 is 81831307.

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

It is a self number, because there is not a number n which added to its sum of digits gives 70313818.

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 3 ways as a sum of consecutive naturals, for example, 5523 + ... + 13081.

It is an arithmetic number, because the mean of its divisors is an integer number (13188420).

Almost surely, 2^70313818 is an apocalyptic number.

70313818 is a deficient number, since it is larger than the sum of its proper divisors (35193542).

70313818 is a wasteful number, since it uses less digits than its factorization.

70313818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12212.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 70313818 is about 8385.3335055918. Note that the first 3 decimals coincide. The cubic root of 70313818 is about 412.7434850232.

The spelling of 70313818 in words is "seventy million, three hundred thirteen thousand, eight hundred eighteen".