955811940 has 96 divisors (see below), whose sum is σ = 2745550080. Its totient is φ = 248371200.

The previous prime is 955811939. The next prime is 955811947. The reversal of 955811940 is 49118559.

It is a junction number, because it is equal to n+sod(n) for n = 955811892 and 955811901.

It is not an unprimeable number, because it can be changed into a prime (955811947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 377880 + ... + 380400.

It is an arithmetic number, because the mean of its divisors is an integer number (28599480).

Almost surely, 2^955811940 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 955811940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1372775040).

955811940 is an abundant number, since it is smaller than the sum of its proper divisors (1789738140).

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

955811940 is a wasteful number, since it uses less digits than its factorization.

955811940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2693 (or 2691 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 42.

The square root of 955811940 is about 30916.2083703678. The cubic root of 955811940 is about 985.0482046719.

The spelling of 955811940 in words is "nine hundred fifty-five million, eight hundred eleven thousand, nine hundred forty".