478761 has 8 divisors (see below), whose sum is σ = 660480. Its totient is φ = 308112.

The previous prime is 478747. The next prime is 478763. The reversal of 478761 is 167874.

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

It is not a de Polignac number, because 478761 - 2⁵ = 478729 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (478763) 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, 2665 + ... + 2838.

It is an arithmetic number, because the mean of its divisors is an integer number (82560).

2⁴⁷⁸⁷⁶¹ is an apocalyptic number.

It is an amenable number.

478761 is a deficient number, since it is larger than the sum of its proper divisors (181719).

478761 is a wasteful number, since it uses less digits than its factorization.

478761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535.

The product of its digits is 9408, while the sum is 33.

The square root of 478761 is about 691.9255740324. The cubic root of 478761 is about 78.2299264279.

The spelling of 478761 in words is "four hundred seventy-eight thousand, seven hundred sixty-one".