3681377 has 8 divisors (see below), whose sum is σ = 4221696. Its totient is φ = 3144672.

The previous prime is 3681373. The next prime is 3681407. The reversal of 3681377 is 7731863.

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 3681377 - 2² = 3681373 is a prime.

It is a super-2 number, since 2×3681377² = 27105073232258, which contains 22 as substring.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 1853 + ... + 3285.

It is an arithmetic number, because the mean of its divisors is an integer number (527712).

Almost surely, 2^3681377 is an apocalyptic number.

It is an amenable number.

3681377 is a deficient number, since it is larger than the sum of its proper divisors (540319).

3681377 is a wasteful number, since it uses less digits than its factorization.

3681377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807.

The product of its digits is 21168, while the sum is 35.

The square root of 3681377 is about 1918.6914811923. The cubic root of 3681377 is about 154.4081068390.

The spelling of 3681377 in words is "three million, six hundred eighty-one thousand, three hundred seventy-seven".