1963434382 has 32 divisors (see below), whose sum is σ = 3627993600. Its totient is φ = 776059488.

The previous prime is 1963434379. The next prime is 1963434413. The reversal of 1963434382 is 2834343691.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235969 + ... + 244147.

It is an arithmetic number, because the mean of its divisors is an integer number (113374800).

Almost surely, 2^1963434382 is an apocalyptic number.

1963434382 is a deficient number, since it is larger than the sum of its proper divisors (1664559218).

1963434382 is a wasteful number, since it uses less digits than its factorization.

1963434382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9520.

The product of its digits is 373248, while the sum is 43.

The square root of 1963434382 is about 44310.6576570468. The cubic root of 1963434382 is about 1252.1954764755.

The spelling of 1963434382 in words is "one billion, nine hundred sixty-three million, four hundred thirty-four thousand, three hundred eighty-two".