3262561 has 4 divisors (see below), whose sum is σ = 3266224. Its totient is φ = 3258900.

The previous prime is 3262559. The next prime is 3262579. The reversal of 3262561 is 1652623.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3262561 - 2¹ = 3262559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3262531) 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, 466 + ... + 2596.

It is an arithmetic number, because the mean of its divisors is an integer number (816556).

Almost surely, 2^3262561 is an apocalyptic number.

It is an amenable number.

3262561 is a deficient number, since it is larger than the sum of its proper divisors (3663).

3262561 is a wasteful number, since it uses less digits than its factorization.

3262561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3662.

The product of its digits is 2160, while the sum is 25.

The square root of 3262561 is about 1806.2560726542. The cubic root of 3262561 is about 148.3153884224.

The spelling of 3262561 in words is "three million, two hundred sixty-two thousand, five hundred sixty-one".