854169394 has 8 divisors (see below), whose sum is σ = 1379812140. Its totient is φ = 394232016.

The previous prime is 854169391. The next prime is 854169439. The reversal of 854169394 is 493961458.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 664969369 + 189200025 = 25787^2 + 13755^2 .

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

It is not an unprimeable number, because it can be changed into a prime (854169391) 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, 16426309 + ... + 16426360.

Almost surely, 2^854169394 is an apocalyptic number.

854169394 is a deficient number, since it is larger than the sum of its proper divisors (525642746).

854169394 is a wasteful number, since it uses less digits than its factorization.

854169394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32852684.

The product of its digits is 933120, while the sum is 49.

The square root of 854169394 is about 29226.1765203730. The cubic root of 854169394 is about 948.8145486891.

The spelling of 854169394 in words is "eight hundred fifty-four million, one hundred sixty-nine thousand, three hundred ninety-four".