3681598 has 8 divisors (see below), whose sum is σ = 5530608. Its totient is φ = 1838064.

The previous prime is 3681593. The next prime is 3681599. The reversal of 3681598 is 8951863.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3681598.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1615 + ... + 3157.

It is an arithmetic number, because the mean of its divisors is an integer number (691326).

Almost surely, 2^3681598 is an apocalyptic number.

3681598 is a deficient number, since it is larger than the sum of its proper divisors (1849010).

3681598 is a wasteful number, since it uses less digits than its factorization.

3681598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2738.

The product of its digits is 51840, while the sum is 40.

The square root of 3681598 is about 1918.7490716610. The cubic root of 3681598 is about 154.4111965804.

The spelling of 3681598 in words is "three million, six hundred eighty-one thousand, five hundred ninety-eight".