478461 has 8 divisors (see below), whose sum is σ = 652960. Its totient is φ = 311472.

The previous prime is 478459. The next prime is 478481. The reversal of 478461 is 164874.

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

It is not a de Polignac number, because 478461 - 2¹ = 478459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1726 + ... + 1983.

It is an arithmetic number, because the mean of its divisors is an integer number (81620).

2⁴⁷⁸⁴⁶¹ is an apocalyptic number.

It is an amenable number.

478461 is a deficient number, since it is larger than the sum of its proper divisors (174499).

478461 is a wasteful number, since it uses less digits than its factorization.

478461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3755.

The product of its digits is 5376, while the sum is 30.

The square root of 478461 is about 691.7087537396. The cubic root of 478461 is about 78.2135829346.

It can be divided in two parts, 478 and 461, that added together give a palindrome (939).

The spelling of 478461 in words is "four hundred seventy-eight thousand, four hundred sixty-one".