3867625 has 8 divisors (see below), whose sum is σ = 4826952. Its totient is φ = 3094000.

The previous prime is 3867623. The next prime is 3867629. The reversal of 3867625 is 5267683.

It can be written as a sum of positive squares in 4 ways, for example, as 393129 + 3474496 = 627^2 + 1864^2 .

It is not a de Polignac number, because 3867625 - 2¹ = 3867623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3867623) 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, 15346 + ... + 15595.

It is an arithmetic number, because the mean of its divisors is an integer number (603369).

Almost surely, 2^3867625 is an apocalyptic number.

It is an amenable number.

3867625 is a deficient number, since it is larger than the sum of its proper divisors (959327).

3867625 is an equidigital number, since it uses as much as digits as its factorization.

3867625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30956 (or 30946 counting only the distinct ones).

The product of its digits is 60480, while the sum is 37.

The square root of 3867625 is about 1966.6278244752. The cubic root of 3867625 is about 156.9693233910.

The spelling of 3867625 in words is "three million, eight hundred sixty-seven thousand, six hundred twenty-five".