3681351 has 12 divisors (see below), whose sum is σ = 5335200. Its totient is φ = 2446080.

The previous prime is 3681341. The next prime is 3681371. The reversal of 3681351 is 1531863.

It is not a de Polignac number, because 3681351 - 2⁵ = 3681319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3681341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3586 + ... + 4496.

It is an arithmetic number, because the mean of its divisors is an integer number (444600).

Almost surely, 2^3681351 is an apocalyptic number.

3681351 is a deficient number, since it is larger than the sum of its proper divisors (1653849).

3681351 is a wasteful number, since it uses less digits than its factorization.

3681351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366 (or 1363 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 3681351 is about 1918.6847057294. The cubic root of 3681351 is about 154.4077433318.

It can be divided in two parts, 36813 and 51, that added together give a square (36864 = 192²).

The spelling of 3681351 in words is "three million, six hundred eighty-one thousand, three hundred fifty-one".