3561369 has 16 divisors (see below), whose sum is σ = 5539200. Its totient is φ = 2034480.

The previous prime is 3561367. The next prime is 3561377. The reversal of 3561369 is 9631653.

It is not a de Polignac number, because 3561369 - 2¹ = 3561367 is a prime.

It is a super-2 number, since 2×3561369² = 25366698308322, which contains 22 as substring.

3561369 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3561367) 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 15 ways as a sum of consecutive naturals, for example, 702 + ... + 2759.

It is an arithmetic number, because the mean of its divisors is an integer number (346200).

Almost surely, 2^3561369 is an apocalyptic number.

It is an amenable number.

3561369 is a deficient number, since it is larger than the sum of its proper divisors (1977831).

3561369 is an equidigital number, since it uses as much as digits as its factorization.

3561369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3485 (or 3471 counting only the distinct ones).

The product of its digits is 14580, while the sum is 33.

The square root of 3561369 is about 1887.1589758152. The cubic root of 3561369 is about 152.7117045369.

The spelling of 3561369 in words is "three million, five hundred sixty-one thousand, three hundred sixty-nine".