464409 has 12 divisors (see below), whose sum is σ = 731952. Its totient is φ = 281400.

The previous prime is 464383. The next prime is 464413. The reversal of 464409 is 904464.

It is not a de Polignac number, because 464409 - 2⁷ = 464281 is a prime.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (464419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2247 + ... + 2444.

It is an arithmetic number, because the mean of its divisors is an integer number (60996).

2⁴⁶⁴⁴⁰⁹ is an apocalyptic number.

It is an amenable number.

464409 is a deficient number, since it is larger than the sum of its proper divisors (267543).

464409 is a wasteful number, since it uses less digits than its factorization.

464409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4708 (or 4705 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 464409 is about 681.4756048458. The cubic root of 464409 is about 77.4402730941.

The spelling of 464409 in words is "four hundred sixty-four thousand, four hundred nine".