870372842 has 8 divisors (see below), whose sum is σ = 1307140416. Its totient is φ = 434659372.

The previous prime is 870372829. The next prime is 870372863. The reversal of 870372842 is 248273078.

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 870372842.

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, 261458 + ... + 264765.

It is an arithmetic number, because the mean of its divisors is an integer number (163392552).

Almost surely, 2^870372842 is an apocalyptic number.

870372842 is a deficient number, since it is larger than the sum of its proper divisors (436767574).

870372842 is a wasteful number, since it uses less digits than its factorization.

870372842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527052.

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 870372842 is about 29502.0819943271. The cubic root of 870372842 is about 954.7766231026.

The spelling of 870372842 in words is "eight hundred seventy million, three hundred seventy-two thousand, eight hundred forty-two".