1916092894 has 4 divisors (see below), whose sum is σ = 2874139344. Its totient is φ = 958046446.

The previous prime is 1916092891. The next prime is 1916092897. The reversal of 1916092894 is 4982906191.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1916092891) and next prime (1916092897).

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1916092891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479023222 + ... + 479023225.

It is an arithmetic number, because the mean of its divisors is an integer number (718534836).

Almost surely, 2^1916092894 is an apocalyptic number.

1916092894 is a deficient number, since it is larger than the sum of its proper divisors (958046450).

1916092894 is an equidigital number, since it uses as much as digits as its factorization.

1916092894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958046449.

The product of its (nonzero) digits is 279936, while the sum is 49.

The square root of 1916092894 is about 43773.1983524165. The cubic root of 1916092894 is about 1242.0493543918.

The spelling of 1916092894 in words is "one billion, nine hundred sixteen million, ninety-two thousand, eight hundred ninety-four".