3703861 has 12 divisors (see below), whose sum is σ = 4339980. Its totient is φ = 3151680.

The previous prime is 3703853. The next prime is 3703871. The reversal of 3703861 is 1683073.

It can be written as a sum of positive squares in 2 ways, for example, as 1223236 + 2480625 = 1106^2 + 1575^2 .

It is not a de Polignac number, because 3703861 - 2³ = 3703853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3703831) 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, 13041 + ... + 13321.

It is an arithmetic number, because the mean of its divisors is an integer number (361665).

Almost surely, 2^3703861 is an apocalyptic number.

It is an amenable number.

3703861 is a deficient number, since it is larger than the sum of its proper divisors (636119).

3703861 is a wasteful number, since it uses less digits than its factorization.

3703861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 3703861 is about 1924.5417636414. The cubic root of 3703861 is about 154.7218180703.

The spelling of 3703861 in words is "three million, seven hundred three thousand, eight hundred sixty-one".