478964 has 12 divisors (see below), whose sum is σ = 867300. Its totient is φ = 231168.

The previous prime is 478963. The next prime is 478967. The reversal of 478964 is 469874.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 258064 + 220900 = 508^2 + 470^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1949 + ... + 2180.

It is an arithmetic number, because the mean of its divisors is an integer number (72275).

2⁴⁷⁸⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

478964 is a deficient number, since it is larger than the sum of its proper divisors (388336).

478964 is a wasteful number, since it uses less digits than its factorization.

478964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4162 (or 4160 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 478964 is about 692.0722505635. The cubic root of 478964 is about 78.2409816525.

The spelling of 478964 in words is "four hundred seventy-eight thousand, nine hundred sixty-four".