4563561 has 8 divisors (see below), whose sum is σ = 6094720. Its totient is φ = 3037392.

The previous prime is 4563557. The next prime is 4563577. The reversal of 4563561 is 1653654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4563561 - 2² = 4563557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4563521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2496 + ... + 3918.

It is an arithmetic number, because the mean of its divisors is an integer number (761840).

Almost surely, 2^4563561 is an apocalyptic number.

It is an amenable number.

4563561 is a deficient number, since it is larger than the sum of its proper divisors (1531159).

4563561 is a wasteful number, since it uses less digits than its factorization.

4563561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2495.

The product of its digits is 10800, while the sum is 30.

The square root of 4563561 is about 2136.2492832064. The cubic root of 4563561 is about 165.8700415078.

The spelling of 4563561 in words is "four million, five hundred sixty-three thousand, five hundred sixty-one".