461409 has 8 divisors (see below), whose sum is σ = 662592. Its totient is φ = 283920.

The previous prime is 461407. The next prime is 461411. The reversal of 461409 is 904164.

It is an interprime number because it is at equal distance from previous prime (461407) and next prime (461411).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 461409 - 2¹ = 461407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (461407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5877 + ... + 5954.

It is an arithmetic number, because the mean of its divisors is an integer number (82824).

2⁴⁶¹⁴⁰⁹ is an apocalyptic number.

It is an amenable number.

461409 is a deficient number, since it is larger than the sum of its proper divisors (201183).

461409 is a wasteful number, since it uses less digits than its factorization.

461409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11847.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 461409 is about 679.2709326918. The cubic root of 461409 is about 77.2731625854.

The spelling of 461409 in words is "four hundred sixty-one thousand, four hundred nine".