961592856 has 96 divisors (see below), whose sum is σ = 2844072000. Its totient is φ = 270064704.

The previous prime is 961592851. The next prime is 961592861. The reversal of 961592856 is 658295169.

It is an interprime number because it is at equal distance from previous prime (961592851) and next prime (961592861).

It is a junction number, because it is equal to n+sod(n) for n = 961592799 and 961592808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961592851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62455 + ... + 76313.

It is an arithmetic number, because the mean of its divisors is an integer number (29625750).

Almost surely, 2^961592856 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 961592856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422036000).

961592856 is an abundant number, since it is smaller than the sum of its proper divisors (1882479144).

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

961592856 is a wasteful number, since it uses less digits than its factorization.

961592856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13941 (or 13930 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 51.

The square root of 961592856 is about 31009.5607192363. The cubic root of 961592856 is about 987.0301283495.

The spelling of 961592856 in words is "nine hundred sixty-one million, five hundred ninety-two thousand, eight hundred fifty-six".