3685946944 has 21 divisors (see below), whose sum is σ = 7315264897. Its totient is φ = 1842730624.

The previous prime is 3685946867. The next prime is 3685946959. The reversal of 3685946944 is 4496495863.

The square root of 3685946944 is 60712.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 47444544 + 3638502400 = 6888^2 + 60320^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 481902 + ... + 489490.

Almost surely, 2^3685946944 is an apocalyptic number.

3685946944 is the 60712-nd square number.

It is an amenable number.

3685946944 is a deficient number, since it is larger than the sum of its proper divisors (3629317953).

3685946944 is an frugal number, since it uses more digits than its factorization.

3685946944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15190 (or 7591 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 58.

The cubic root of 3685946944 is about 1544.7197285230.

The spelling of 3685946944 in words is "three billion, six hundred eighty-five million, nine hundred forty-six thousand, nine hundred forty-four".