1963094378 has 16 divisors (see below), whose sum is σ = 3398626944. Its totient is φ = 832995600.

The previous prime is 1963094347. The next prime is 1963094387. The reversal of 1963094378 is 8734903691.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 692750 + ... + 695577.

It is an arithmetic number, because the mean of its divisors is an integer number (212414184).

Almost surely, 2^1963094378 is an apocalyptic number.

1963094378 is a deficient number, since it is larger than the sum of its proper divisors (1435532566).

1963094378 is a wasteful number, since it uses less digits than its factorization.

1963094378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388437.

The product of its (nonzero) digits is 979776, while the sum is 50.

The square root of 1963094378 is about 44306.8208970131. The cubic root of 1963094378 is about 1252.1231922419.

The spelling of 1963094378 in words is "one billion, nine hundred sixty-three million, ninety-four thousand, three hundred seventy-eight".