970689 has 8 divisors (see below), whose sum is σ = 1300320. Its totient is φ = 644096.

The previous prime is 970687. The next prime is 970699. The reversal of 970689 is 986079.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 970689 - 2¹ = 970687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (970687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142 + ... + 1400.

It is an arithmetic number, because the mean of its divisors is an integer number (162540).

2⁹⁷⁰⁶⁸⁹ is an apocalyptic number.

It is an amenable number.

970689 is a deficient number, since it is larger than the sum of its proper divisors (329631).

970689 is a wasteful number, since it uses less digits than its factorization.

970689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1519.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 970689 is about 985.2355048414. The cubic root of 970689 is about 99.0132621760.

The spelling of 970689 in words is "nine hundred seventy thousand, six hundred eighty-nine".