478398 has 16 divisors (see below), whose sum is σ = 971136. Its totient is φ = 157080.

The previous prime is 478391. The next prime is 478399. The reversal of 478398 is 893874.

It is a plaindrome in base 13.

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 478398.

It is not an unprimeable number, because it can be changed into a prime (478391) 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, 136 + ... + 987.

It is an arithmetic number, because the mean of its divisors is an integer number (60696).

2⁴⁷⁸³⁹⁸ is an apocalyptic number.

478398 is an abundant number, since it is smaller than the sum of its proper divisors (492738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

478398 is a wasteful number, since it uses less digits than its factorization.

478398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199.

The product of its digits is 48384, while the sum is 39.

The square root of 478398 is about 691.6632128428. The cubic root of 478398 is about 78.2101499331.

The spelling of 478398 in words is "four hundred seventy-eight thousand, three hundred ninety-eight".