3625905 has 8 divisors (see below), whose sum is σ = 5801472. Its totient is φ = 1933808.

The previous prime is 3625883. The next prime is 3625939. The reversal of 3625905 is 5095263.

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 3625905 - 2⁵ = 3625873 is a prime.

3625905 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120849 + ... + 120878.

It is an arithmetic number, because the mean of its divisors is an integer number (725184).

Almost surely, 2^3625905 is an apocalyptic number.

It is an amenable number.

3625905 is a deficient number, since it is larger than the sum of its proper divisors (2175567).

3625905 is a wasteful number, since it uses less digits than its factorization.

3625905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241735.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 3625905 is about 1904.1809262778. The cubic root of 3625905 is about 153.6286238837.

The spelling of 3625905 in words is "three million, six hundred twenty-five thousand, nine hundred five".