462409 has 2 divisors, whose sum is σ = 462410. Its totient is φ = 462408.

The previous prime is 462401. The next prime is 462419. The reversal of 462409 is 904264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 462400 + 9 = 680^2 + 3^2 .

It is a cyclic number.

It is not a de Polignac number, because 462409 - 2³ = 462401 is a prime.

It is not a weakly prime, because it can be changed into another prime (462401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231204 + 231205.

It is an arithmetic number, because the mean of its divisors is an integer number (231205).

2⁴⁶²⁴⁰⁹ is an apocalyptic number.

It is an amenable number.

462409 is a deficient number, since it is larger than the sum of its proper divisors (1).

462409 is an equidigital number, since it uses as much as digits as its factorization.

462409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 462409 is about 680.0066176149. The cubic root of 462409 is about 77.3289463590.

The spelling of 462409 in words is "four hundred sixty-two thousand, four hundred nine".