1963834332 has 12 divisors (see below), whose sum is σ = 4582280136. Its totient is φ = 654611440.

The previous prime is 1963834273. The next prime is 1963834333. The reversal of 1963834332 is 2334383691.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1963834333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81826419 + ... + 81826442.

It is an arithmetic number, because the mean of its divisors is an integer number (381856678).

Almost surely, 2^1963834332 is an apocalyptic number.

1963834332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1963834332 is an abundant number, since it is smaller than the sum of its proper divisors (2618445804).

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

1963834332 is a wasteful number, since it uses less digits than its factorization.

1963834332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163652868 (or 163652866 counting only the distinct ones).

The product of its digits is 279936, while the sum is 42.

The square root of 1963834332 is about 44315.1704498584. The cubic root of 1963834332 is about 1252.2804944393.

The spelling of 1963834332 in words is "one billion, nine hundred sixty-three million, eight hundred thirty-four thousand, three hundred thirty-two".