472709 has 2 divisors, whose sum is σ = 472710. Its totient is φ = 472708.

The previous prime is 472697. The next prime is 472711. The reversal of 472709 is 907274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 348100 + 124609 = 590^2 + 353^2 .

It is a cyclic number.

It is not a de Polignac number, because 472709 - 2¹² = 468613 is a prime.

Together with 472711, it forms a pair of twin primes.

It is a Chen prime.

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

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236354 + 236355.

It is an arithmetic number, because the mean of its divisors is an integer number (236355).

2⁴⁷²⁷⁰⁹ is an apocalyptic number.

It is an amenable number.

472709 is a deficient number, since it is larger than the sum of its proper divisors (1).

472709 is an equidigital number, since it uses as much as digits as its factorization.

472709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 472709 is about 687.5383625660. The cubic root of 472709 is about 77.8988937637.

The spelling of 472709 in words is "four hundred seventy-two thousand, seven hundred nine".