4027563 has 20 divisors (see below), whose sum is σ = 6335560. Its totient is φ = 2542752.

The previous prime is 4027559. The next prime is 4027579. The reversal of 4027563 is 3657204.

It is a happy number.

It is not a de Polignac number, because 4027563 - 2² = 4027559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4027763) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 231 + ... + 2847.

It is an arithmetic number, because the mean of its divisors is an integer number (316778).

Almost surely, 2^4027563 is an apocalyptic number.

4027563 is a deficient number, since it is larger than the sum of its proper divisors (2307997).

4027563 is a wasteful number, since it uses less digits than its factorization.

4027563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2648 (or 2639 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 4027563 is about 2006.8789201145. The cubic root of 4027563 is about 159.1038836963.

The spelling of 4027563 in words is "four million, twenty-seven thousand, five hundred sixty-three".