3685756475 has 12 divisors (see below), whose sum is σ = 4656572496. Its totient is φ = 2892970080.

The previous prime is 3685756471. The next prime is 3685756583. The reversal of 3685756475 is 5746575863.

It is not a de Polignac number, because 3685756475 - 2² = 3685756471 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3685756475.

It is not an unprimeable number, because it can be changed into a prime (3685756471) 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, 1389527 + ... + 1392176.

It is an arithmetic number, because the mean of its divisors is an integer number (388047708).

Almost surely, 2^3685756475 is an apocalyptic number.

3685756475 is a deficient number, since it is larger than the sum of its proper divisors (970816021).

3685756475 is a wasteful number, since it uses less digits than its factorization.

3685756475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2781766 (or 2781761 counting only the distinct ones).

The product of its digits is 21168000, while the sum is 56.

The square root of 3685756475 is about 60710.4313524455. The cubic root of 3685756475 is about 1544.6931205898.

The spelling of 3685756475 in words is "three billion, six hundred eighty-five million, seven hundred fifty-six thousand, four hundred seventy-five".