961692685 has 8 divisors (see below), whose sum is σ = 1175805720. Its totient is φ = 754837824.

The previous prime is 961692673. The next prime is 961692689. The reversal of 961692685 is 586296169.

It can be written as a sum of positive squares in 4 ways, for example, as 521574244 + 440118441 = 22838^2 + 20979^2 .

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 961692685 - 2⁵ = 961692653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961692689) 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, 1814250 + ... + 1814779.

It is an arithmetic number, because the mean of its divisors is an integer number (146975715).

Almost surely, 2^961692685 is an apocalyptic number.

It is an amenable number.

961692685 is a deficient number, since it is larger than the sum of its proper divisors (214113035).

961692685 is a wasteful number, since it uses less digits than its factorization.

961692685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3629087.

The product of its digits is 1399680, while the sum is 52.

The square root of 961692685 is about 31011.1703261905. The cubic root of 961692685 is about 987.0642837686.

The spelling of 961692685 in words is "nine hundred sixty-one million, six hundred ninety-two thousand, six hundred eighty-five".