461405 has 8 divisors (see below), whose sum is σ = 632832. Its totient is φ = 316368.

The previous prime is 461393. The next prime is 461407. The reversal of 461405 is 504164.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 461405 - 2¹⁴ = 445021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 461405.

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, 6557 + ... + 6626.

It is an arithmetic number, because the mean of its divisors is an integer number (79104).

2⁴⁶¹⁴⁰⁵ is an apocalyptic number.

It is an amenable number.

461405 is a deficient number, since it is larger than the sum of its proper divisors (171427).

461405 is a wasteful number, since it uses less digits than its factorization.

461405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13195.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 461405 is about 679.2679883522. The cubic root of 461405 is about 77.2729392885.

Adding to 461405 its reverse (504164), we get a palindrome (965569).

The spelling of 461405 in words is "four hundred sixty-one thousand, four hundred five".