3680897732 has 48 divisors (see below), whose sum is σ = 7125919920. Its totient is φ = 1655808000.

The previous prime is 3680897729. The next prime is 3680897741. The reversal of 3680897732 is 2377980863.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1628445316 + 2052452416 = 40354^2 + 45304^2 .

It is a super-2 number, since 2×3680897732² = 27098016226885487648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189932 + ... + 208412.

It is an arithmetic number, because the mean of its divisors is an integer number (148456665).

Almost surely, 2^3680897732 is an apocalyptic number.

It is an amenable number.

3680897732 is a deficient number, since it is larger than the sum of its proper divisors (3445022188).

3680897732 is a wasteful number, since it uses less digits than its factorization.

3680897732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18632 (or 18630 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 53.

The square root of 3680897732 is about 60670.4024380917. The cubic root of 3680897732 is about 1544.0140589742.

The spelling of 3680897732 in words is "three billion, six hundred eighty million, eight hundred ninety-seven thousand, seven hundred thirty-two".