1963622442 has 16 divisors (see below), whose sum is σ = 3928256640. Its totient is φ = 654372192.

The previous prime is 1963622411. The next prime is 1963622461. The reversal of 1963622442 is 2442263691.

It is a self number, because there is not a number n which added to its sum of digits gives 1963622442.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15643 + ... + 64590.

It is an arithmetic number, because the mean of its divisors is an integer number (245516040).

Almost surely, 2^1963622442 is an apocalyptic number.

1963622442 is an abundant number, since it is smaller than the sum of its proper divisors (1964634198).

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

1963622442 is a wasteful number, since it uses less digits than its factorization.

1963622442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84317.

The product of its digits is 124416, while the sum is 39.

The square root of 1963622442 is about 44312.7796690752. The cubic root of 1963622442 is about 1252.2354541061.

The spelling of 1963622442 in words is "one billion, nine hundred sixty-three million, six hundred twenty-two thousand, four hundred forty-two".