960870389 has 16 divisors (see below), whose sum is σ = 1020856320. Its totient is φ = 902951280.

The previous prime is 960870371. The next prime is 960870523. The reversal of 960870389 is 983078069.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-960870389 is a prime.

It is a super-2 number, since 2×960870389² = 1846543808914022642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (960870319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236594 + ... + 240620.

It is an arithmetic number, because the mean of its divisors is an integer number (63803520).

Almost surely, 2^960870389 is an apocalyptic number.

It is an amenable number.

960870389 is a deficient number, since it is larger than the sum of its proper divisors (59985931).

960870389 is a wasteful number, since it uses less digits than its factorization.

960870389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4280.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 960870389 is about 30997.9094295083. The cubic root of 960870389 is about 986.7828735456.

It can be divided in two parts, 9608 and 70389, that added together give a palindrome (79997).

The spelling of 960870389 in words is "nine hundred sixty million, eight hundred seventy thousand, three hundred eighty-nine".