3709853845 has 16 divisors (see below), whose sum is σ = 4525595712. Its totient is φ = 2919105280.

The previous prime is 3709853843. The next prime is 3709853857. The reversal of 3709853845 is 5483589073.

It is not a de Polignac number, because 3709853845 - 2¹ = 3709853843 is a prime.

It is a super-2 number, since 2×3709853845² = 27526031102522568050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3709853792 and 3709853801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3709853843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48954 + ... + 99076.

It is an arithmetic number, because the mean of its divisors is an integer number (282849732).

Almost surely, 2^3709853845 is an apocalyptic number.

It is an amenable number.

3709853845 is a deficient number, since it is larger than the sum of its proper divisors (815741867).

3709853845 is a wasteful number, since it uses less digits than its factorization.

3709853845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50372.

The product of its (nonzero) digits is 3628800, while the sum is 52.

The square root of 3709853845 is about 60908.5695530604. The cubic root of 3709853845 is about 1548.0521970984.

The spelling of 3709853845 in words is "three billion, seven hundred nine million, eight hundred fifty-three thousand, eight hundred forty-five".