4622563 has 16 divisors (see below), whose sum is σ = 5340672. Its totient is φ = 3993000.

The previous prime is 4622561. The next prime is 4622573. The reversal of 4622563 is 3652264.

It is a happy number.

It is not a de Polignac number, because 4622563 - 2¹ = 4622561 is a prime.

It is an Ulam number.

It is a Duffinian number.

4622563 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4622561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30538 + ... + 30688.

It is an arithmetic number, because the mean of its divisors is an integer number (333792).

Almost surely, 2^4622563 is an apocalyptic number.

4622563 is a deficient number, since it is larger than the sum of its proper divisors (718109).

4622563 is a wasteful number, since it uses less digits than its factorization.

4622563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207 (or 185 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 4622563 is about 2150.0146511129. The cubic root of 4622563 is about 166.5818239287.

Subtracting from 4622563 its reverse (3652264), we obtain a cube (970299 = 99³).

It can be divided in two parts, 462 and 2563, that added together give a square (3025 = 55²).

The spelling of 4622563 in words is "four million, six hundred twenty-two thousand, five hundred sixty-three".