3625389 has 12 divisors (see below), whose sum is σ = 5304000. Its totient is φ = 2385864.

The previous prime is 3625387. The next prime is 3625397. The reversal of 3625389 is 9835263.

It is not a de Polignac number, because 3625389 - 2¹ = 3625387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3625387) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1839 + ... + 3260.

It is an arithmetic number, because the mean of its divisors is an integer number (442000).

Almost surely, 2^3625389 is an apocalyptic number.

It is an amenable number.

3625389 is a deficient number, since it is larger than the sum of its proper divisors (1678611).

3625389 is a wasteful number, since it uses less digits than its factorization.

3625389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5184 (or 5181 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 3625389 is about 1904.0454301303. The cubic root of 3625389 is about 153.6213359441.

It can be divided in two parts, 36 and 25389, that added together give a triangular number (25425 = T₂₂₅).

The spelling of 3625389 in words is "three million, six hundred twenty-five thousand, three hundred eighty-nine".