870714389 has 16 divisors (see below), whose sum is σ = 899216640. Its totient is φ = 842772480.

The previous prime is 870714373. The next prime is 870714407. The reversal of 870714389 is 983417078.

It is a cyclic number.

It is not a de Polignac number, because 870714389 - 2⁴ = 870714373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870714989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2020004 + ... + 2020434.

It is an arithmetic number, because the mean of its divisors is an integer number (56201040).

Almost surely, 2^870714389 is an apocalyptic number.

It is an amenable number.

870714389 is a deficient number, since it is larger than the sum of its proper divisors (28502251).

870714389 is a wasteful number, since it uses less digits than its factorization.

870714389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 870714389 is about 29507.8699502353. The cubic root of 870714389 is about 954.9014961950.

The spelling of 870714389 in words is "eight hundred seventy million, seven hundred fourteen thousand, three hundred eighty-nine".