3561325 has 6 divisors (see below), whose sum is σ = 4416074. Its totient is φ = 2849040.

The previous prime is 3561317. The next prime is 3561359. The reversal of 3561325 is 5231653.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1121481 + 2439844 = 1059^2 + 1562^2 .

It is not a de Polignac number, because 3561325 - 2³ = 3561317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 142453 = 3561325 / (3 + 5 + 6 + 1 + 3 + 2 + 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 3561325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71202 + ... + 71251.

Almost surely, 2^3561325 is an apocalyptic number.

It is an amenable number.

3561325 is a deficient number, since it is larger than the sum of its proper divisors (854749).

3561325 is a wasteful number, since it uses less digits than its factorization.

3561325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142463 (or 142458 counting only the distinct ones).

The product of its digits is 2700, while the sum is 25.

The square root of 3561325 is about 1887.1473180438. The cubic root of 3561325 is about 152.7110756268.

Adding to 3561325 its reverse (5231653), we get a palindrome (8792978).

It can be divided in two parts, 356 and 1325, that added together give a square (1681 = 41²).

The spelling of 3561325 in words is "three million, five hundred sixty-one thousand, three hundred twenty-five".