961597308 has 96 divisors (see below), whose sum is σ = 2663055360. Its totient is φ = 264265920.

The previous prime is 961597297. The next prime is 961597309. The reversal of 961597308 is 803795169.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961597309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 465085 + ... + 467147.

It is an arithmetic number, because the mean of its divisors is an integer number (27740160).

Almost surely, 2^961597308 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 961597308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1331527680).

961597308 is an abundant number, since it is smaller than the sum of its proper divisors (1701458052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

961597308 is a wasteful number, since it uses less digits than its factorization.

961597308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2287 (or 2285 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 961597308 is about 31009.6325034658. The cubic root of 961597308 is about 987.0316516038.

The spelling of 961597308 in words is "nine hundred sixty-one million, five hundred ninety-seven thousand, three hundred eight".