478925 has 6 divisors (see below), whose sum is σ = 593898. Its totient is φ = 383120.

The previous prime is 478913. The next prime is 478927. The reversal of 478925 is 529874.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1444 + 477481 = 38^2 + 691^2 .

It is not a de Polignac number, because 478925 - 2⁶ = 478861 is a prime.

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

It is a Duffinian number.

It is a Curzon 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 478925.

It is not an unprimeable number, because it can be changed into a prime (478927) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9554 + ... + 9603.

It is an arithmetic number, because the mean of its divisors is an integer number (98983).

2⁴⁷⁸⁹²⁵ is an apocalyptic number.

It is an amenable number.

478925 is a deficient number, since it is larger than the sum of its proper divisors (114973).

478925 is a wasteful number, since it uses less digits than its factorization.

478925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19167 (or 19162 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 478925 is about 692.0440737410. The cubic root of 478925 is about 78.2388579848.

The spelling of 478925 in words is "four hundred seventy-eight thousand, nine hundred twenty-five".