3854742853 has 4 divisors (see below), whose sum is σ = 4151261548. Its totient is φ = 3558224160.

The previous prime is 3854742851. The next prime is 3854742887. The reversal of 3854742853 is 3582474583.

3854742853 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1037999524 + 2816743329 = 32218^2 + 53073^2 .

It is a cyclic number.

It is not a de Polignac number, because 3854742853 - 2¹ = 3854742851 is a prime.

It is a super-3 number, since 3×3854742853³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3854742797 and 3854742806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3854742851) 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, 148259328 + ... + 148259353.

It is an arithmetic number, because the mean of its divisors is an integer number (1037815387).

Almost surely, 2^3854742853 is an apocalyptic number.

It is an amenable number.

3854742853 is a deficient number, since it is larger than the sum of its proper divisors (296518695).

3854742853 is a wasteful number, since it uses less digits than its factorization.

3854742853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296518694.

The product of its digits is 3225600, while the sum is 49.

The square root of 3854742853 is about 62086.5754652324. The cubic root of 3854742853 is about 1567.9485360567.

The spelling of 3854742853 in words is "three billion, eight hundred fifty-four million, seven hundred forty-two thousand, eight hundred fifty-three".