3818572345 has 8 divisors (see below), whose sum is σ = 5236899264. Its totient is φ = 2618449584.

The previous prime is 3818572337. The next prime is 3818572349. The reversal of 3818572345 is 5432758183.

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

It is a cyclic number.

It is not a de Polignac number, because 3818572345 - 2³ = 3818572337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3818572295 and 3818572304.

It is not an unprimeable number, because it can be changed into a prime (3818572349) 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 7 ways as a sum of consecutive naturals, for example, 54550999 + ... + 54551068.

It is an arithmetic number, because the mean of its divisors is an integer number (654612408).

Almost surely, 2^3818572345 is an apocalyptic number.

3818572345 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3818572345 is a deficient number, since it is larger than the sum of its proper divisors (1418326919).

3818572345 is a wasteful number, since it uses less digits than its factorization.

3818572345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109102079.

The product of its digits is 806400, while the sum is 46.

The square root of 3818572345 is about 61794.5980244228. The cubic root of 3818572345 is about 1563.0288984543.

The spelling of 3818572345 in words is "three billion, eight hundred eighteen million, five hundred seventy-two thousand, three hundred forty-five".