870992446 has 8 divisors (see below), whose sum is σ = 1306850400. Its totient is φ = 435375648.

The previous prime is 870992443. The next prime is 870992483. The reversal of 870992446 is 644299078.

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 870992446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870992443) by changing a digit.

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, 50971 + ... + 65878.

It is an arithmetic number, because the mean of its divisors is an integer number (163356300).

Almost surely, 2^870992446 is an apocalyptic number.

870992446 is a deficient number, since it is larger than the sum of its proper divisors (435857954).

870992446 is a wasteful number, since it uses less digits than its factorization.

870992446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120578.

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 870992446 is about 29512.5811477072. The cubic root of 870992446 is about 955.0031325793.

The spelling of 870992446 in words is "eight hundred seventy million, nine hundred ninety-two thousand, four hundred forty-six".