919995894 has 40 divisors (see below), whose sum is σ = 2092265208. Its totient is φ = 302084640.

The previous prime is 919995893. The next prime is 919995983. The reversal of 919995894 is 498599919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (919995893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 31527 + ... + 53234.

Almost surely, 2^919995894 is an apocalyptic number.

919995894 is an abundant number, since it is smaller than the sum of its proper divisors (1172269314).

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

919995894 is a wasteful number, since it uses less digits than its factorization.

919995894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84842 (or 84833 counting only the distinct ones).

The product of its digits is 9447840, while the sum is 63.

The square root of 919995894 is about 30331.4340907251. The cubic root of 919995894 is about 972.5873793146.

The spelling of 919995894 in words is "nine hundred nineteen million, nine hundred ninety-five thousand, eight hundred ninety-four".