3705496857 has 12 divisors (see below), whose sum is σ = 5585097024. Its totient is φ = 2362925400.

The previous prime is 3705496853. The next prime is 3705496897. The reversal of 3705496857 is 7586945073.

3705496857 is a `hidden beast` number, since 3 + 70 + 5 + 496 + 85 + 7 = 666.

It is not a de Polignac number, because 3705496857 - 2² = 3705496853 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3705496853) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8950269 + ... + 8950682.

It is an arithmetic number, because the mean of its divisors is an integer number (465424752).

Almost surely, 2^3705496857 is an apocalyptic number.

It is an amenable number.

3705496857 is a deficient number, since it is larger than the sum of its proper divisors (1879600167).

3705496857 is a wasteful number, since it uses less digits than its factorization.

3705496857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17900980 (or 17900977 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The square root of 3705496857 is about 60872.7924199309. The cubic root of 3705496857 is about 1547.4459299950.

The spelling of 3705496857 in words is "three billion, seven hundred five million, four hundred ninety-six thousand, eight hundred fifty-seven".