479561 has 2 divisors, whose sum is σ = 479562. Its totient is φ = 479560.

The previous prime is 479543. The next prime is 479569. The reversal of 479561 is 165974.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 462400 + 17161 = 680^2 + 131^2 .

It is a cyclic number.

It is not a de Polignac number, because 479561 - 2⁶ = 479497 is a prime.

It is not a weakly prime, because it can be changed into another prime (479569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239780 + 239781.

It is an arithmetic number, because the mean of its divisors is an integer number (239781).

2⁴⁷⁹⁵⁶¹ is an apocalyptic number.

It is an amenable number.

479561 is a deficient number, since it is larger than the sum of its proper divisors (1).

479561 is an equidigital number, since it uses as much as digits as its factorization.

479561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 32.

The square root of 479561 is about 692.5034295944. The cubic root of 479561 is about 78.2734757247.

The spelling of 479561 in words is "four hundred seventy-nine thousand, five hundred sixty-one".