472561 has 2 divisors, whose sum is σ = 472562. Its totient is φ = 472560.

The previous prime is 472559. The next prime is 472573. The reversal of 472561 is 165274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336400 + 136161 = 580^2 + 369^2 .

It is a cyclic number.

It is not a de Polignac number, because 472561 - 2¹ = 472559 is a prime.

Together with 472559, it forms a pair of twin primes.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (472541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236280 + 236281.

It is an arithmetic number, because the mean of its divisors is an integer number (236281).

2⁴⁷²⁵⁶¹ is an apocalyptic number.

It is an amenable number.

472561 is a deficient number, since it is larger than the sum of its proper divisors (1).

472561 is an equidigital number, since it uses as much as digits as its factorization.

472561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 25.

The square root of 472561 is about 687.4307237824. The cubic root of 472561 is about 77.8907631522.

The spelling of 472561 in words is "four hundred seventy-two thousand, five hundred sixty-one".