919678354 has 16 divisors (see below), whose sum is σ = 1608768000. Its totient is φ = 394147572.

The previous prime is 919678321. The next prime is 919678369. The reversal of 919678354 is 453876919.

It is a happy number.

919678354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×919678354³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 669634 + ... + 671005.

It is an arithmetic number, because the mean of its divisors is an integer number (100548000).

Almost surely, 2^919678354 is an apocalyptic number.

919678354 is a deficient number, since it is larger than the sum of its proper divisors (689089646).

919678354 is a wasteful number, since it uses less digits than its factorization.

919678354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340662 (or 1340648 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 52.

The square root of 919678354 is about 30326.1991354011. The cubic root of 919678354 is about 972.4754690561.

The spelling of 919678354 in words is "nine hundred nineteen million, six hundred seventy-eight thousand, three hundred fifty-four".