3604381 has 8 divisors (see below), whose sum is σ = 4068000. Its totient is φ = 3163440.

The previous prime is 3604373. The next prime is 3604417. The reversal of 3604381 is 1834063.

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

It is a cyclic number.

It is not a de Polignac number, because 3604381 - 2³ = 3604373 is a prime.

It is a super-2 number, since 2×3604381² = 25983124786322, which contains 22 as substring.

It is a Duffinian number.

3604381 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3604301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5331 + ... + 5968.

It is an arithmetic number, because the mean of its divisors is an integer number (508500).

Almost surely, 2^3604381 is an apocalyptic number.

It is an amenable number.

3604381 is a deficient number, since it is larger than the sum of its proper divisors (463619).

3604381 is a wasteful number, since it uses less digits than its factorization.

3604381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11339.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3604381 is about 1898.5207399447. The cubic root of 3604381 is about 153.3240316769.

The spelling of 3604381 in words is "three million, six hundred four thousand, three hundred eighty-one".