870980342 has 4 divisors (see below), whose sum is σ = 1306470516. Its totient is φ = 435490170.

The previous prime is 870980339. The next prime is 870980381. The reversal of 870980342 is 243089078.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 870980342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217745084 + ... + 217745087.

It is an arithmetic number, because the mean of its divisors is an integer number (326617629).

Almost surely, 2^870980342 is an apocalyptic number.

870980342 is a deficient number, since it is larger than the sum of its proper divisors (435490174).

870980342 is a wasteful number, since it uses less digits than its factorization.

870980342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435490173.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 870980342 is about 29512.3760819084. The cubic root of 870980342 is about 954.9987087325.

The spelling of 870980342 in words is "eight hundred seventy million, nine hundred eighty thousand, three hundred forty-two".