561627 has 32 divisors (see below), whose sum is σ = 952320. Its totient is φ = 324000.

The previous prime is 561607. The next prime is 561667. The reversal of 561627 is 726165.

561627 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 561627 - 2¹⁹ = 37339 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 561627.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 561627.

It is not an unprimeable number, because it can be changed into a prime (561607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9177 + ... + 9237.

It is an arithmetic number, because the mean of its divisors is an integer number (29760).

2⁵⁶¹⁶²⁷ is an apocalyptic number.

561627 is a deficient number, since it is larger than the sum of its proper divisors (390693).

561627 is a wasteful number, since it uses less digits than its factorization.

561627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 106 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 561627 is about 749.4177740086. The cubic root of 561627 is about 82.5054541849.

It can be divided in two parts, 56162 and 7, that added together give a square (56169 = 237²).

The spelling of 561627 in words is "five hundred sixty-one thousand, six hundred twenty-seven".