3681375 has 16 divisors (see below), whose sum is σ = 6126432. Its totient is φ = 1963200.

The previous prime is 3681373. The next prime is 3681407. The reversal of 3681375 is 5731863.

It is a happy number.

It is not a de Polignac number, because 3681375 - 2¹ = 3681373 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4534 + ... + 5283.

It is an arithmetic number, because the mean of its divisors is an integer number (382902).

Almost surely, 2^3681375 is an apocalyptic number.

3681375 is a deficient number, since it is larger than the sum of its proper divisors (2445057).

3681375 is an equidigital number, since it uses as much as digits as its factorization.

3681375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9835 (or 9825 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 3681375 is about 1918.6909600037. The cubic root of 3681375 is about 154.4080788769.

The spelling of 3681375 in words is "three million, six hundred eighty-one thousand, three hundred seventy-five".