507398 has 8 divisors (see below), whose sum is σ = 773760. Its totient is φ = 249480.

The previous prime is 507383. The next prime is 507401. The reversal of 507398 is 893705.

507398 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

507398 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1958 + ... + 2201.

It is an arithmetic number, because the mean of its divisors is an integer number (96720).

2⁵⁰⁷³⁹⁸ is an apocalyptic number.

507398 is a deficient number, since it is larger than the sum of its proper divisors (266362).

507398 is a wasteful number, since it uses less digits than its factorization.

507398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 507398 is about 712.3187488758. The cubic root of 507398 is about 79.7595907662.

The spelling of 507398 in words is "five hundred seven thousand, three hundred ninety-eight".