3680735 has 4 divisors (see below), whose sum is σ = 4416888. Its totient is φ = 2944584.

The previous prime is 3680681. The next prime is 3680741. The reversal of 3680735 is 5370863.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5370863 = 19 ⋅282677.

It is a cyclic number.

It is not a de Polignac number, because 3680735 - 2¹² = 3676639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368069 + ... + 368078.

It is an arithmetic number, because the mean of its divisors is an integer number (1104222).

Almost surely, 2^3680735 is an apocalyptic number.

3680735 is a deficient number, since it is larger than the sum of its proper divisors (736153).

3680735 is an equidigital number, since it uses as much as digits as its factorization.

3680735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736152.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 3680735 is about 1918.5241723783. The cubic root of 3680735 is about 154.3991305087.

The spelling of 3680735 in words is "three million, six hundred eighty thousand, seven hundred thirty-five".