3608381 has 8 divisors (see below), whose sum is σ = 4194240. Its totient is φ = 3040128.

The previous prime is 3608377. The next prime is 3608389. The reversal of 3608381 is 1838063.

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

It is not a de Polignac number, because 3608381 - 2² = 3608377 is a prime.

It is a super-2 number, since 2×3608381² = 26040826882322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3608389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3956 + ... + 4781.

It is an arithmetic number, because the mean of its divisors is an integer number (524280).

Almost surely, 2^3608381 is an apocalyptic number.

It is an amenable number.

3608381 is a deficient number, since it is larger than the sum of its proper divisors (585859).

3608381 is an equidigital number, since it uses as much as digits as its factorization.

3608381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8803.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 3608381 is about 1899.5738995891. The cubic root of 3608381 is about 153.3807283650.

The spelling of 3608381 in words is "three million, six hundred eight thousand, three hundred eighty-one".