963841956 has 432 divisors, whose sum is σ = 3260436480. Its totient is φ = 219542400.

The previous prime is 963841943. The next prime is 963841961. The reversal of 963841956 is 659148369.

It is a super-2 number, since 2×963841956² = 1857982632291811872, which contains 22 as substring.

Its product of digits (1399680) is a multiple of the sum of its prime divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 963841899 and 963841908.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 31091661 + ... + 31091691.

Almost surely, 2^963841956 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 963841956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1630218240).

963841956 is an abundant number, since it is smaller than the sum of its proper divisors (2296594524).

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

963841956 is a wasteful number, since it uses less digits than its factorization.

963841956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 96 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 51.

The square root of 963841956 is about 31045.8041609490. The cubic root of 963841956 is about 987.7990611810.

The spelling of 963841956 in words is "nine hundred sixty-three million, eight hundred forty-one thousand, nine hundred fifty-six".