3603625 has 16 divisors (see below), whose sum is σ = 4552704. Its totient is φ = 2847600.

The previous prime is 3603623. The next prime is 3603659. The reversal of 3603625 is 5263063.

3603625 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 3603625 - 2¹ = 3603623 is a prime.

It is a super-2 number, since 2×3603625² = 25972226281250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an Ulam number.

It is a d-powerful number, because it can be written as 3¹⁰ + 6⁸ + 0 + 3¹¹ + 6⁸ + 2¹³ + 5 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3603625.

It is not an unprimeable number, because it can be changed into a prime (3603623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15762 + ... + 15988.

It is an arithmetic number, because the mean of its divisors is an integer number (284544).

Almost surely, 2^3603625 is an apocalyptic number.

It is an amenable number.

3603625 is a deficient number, since it is larger than the sum of its proper divisors (949079).

3603625 is a wasteful number, since it uses less digits than its factorization.

3603625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 3603625 is about 1898.3216271222. The cubic root of 3603625 is about 153.3133112903.

Adding to 3603625 its reverse (5263063), we get a palindrome (8866688).

The spelling of 3603625 in words is "three million, six hundred three thousand, six hundred twenty-five".