3302561 has 4 divisors (see below), whose sum is σ = 3476400. Its totient is φ = 3128724.

The previous prime is 3302557. The next prime is 3302567. The reversal of 3302561 is 1652033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3302561 - 2² = 3302557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3302567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86891 + ... + 86928.

It is an arithmetic number, because the mean of its divisors is an integer number (869100).

Almost surely, 2^3302561 is an apocalyptic number.

It is an amenable number.

3302561 is a deficient number, since it is larger than the sum of its proper divisors (173839).

3302561 is a wasteful number, since it uses less digits than its factorization.

3302561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173838.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 3302561 is about 1817.2949678024. The cubic root of 3302561 is about 148.9190587814.

Adding to 3302561 its reverse (1652033), we get a palindrome (4954594).

The spelling of 3302561 in words is "three million, three hundred two thousand, five hundred sixty-one".