1963279042 has 8 divisors (see below), whose sum is σ = 3039916032. Its totient is φ = 949973700.

The previous prime is 1963279039. The next prime is 1963279049. The reversal of 1963279042 is 2409723691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1963279042.

It is not an unprimeable number, because it can be changed into a prime (1963279049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15832834 + ... + 15832957.

It is an arithmetic number, because the mean of its divisors is an integer number (379989504).

Almost surely, 2^1963279042 is an apocalyptic number.

1963279042 is a deficient number, since it is larger than the sum of its proper divisors (1076636990).

1963279042 is a wasteful number, since it uses less digits than its factorization.

1963279042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31665824.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 1963279042 is about 44308.9047709374. The cubic root of 1963279042 is about 1252.1624525087.

The spelling of 1963279042 in words is "one billion, nine hundred sixty-three million, two hundred seventy-nine thousand, forty-two".