398935 has 8 divisors (see below), whose sum is σ = 499680. Its totient is φ = 305184.

The previous prime is 398933. The next prime is 398941. The reversal of 398935 is 539893.

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

It is a cyclic number.

It is not a de Polignac number, because 398935 - 2¹ = 398933 is a prime.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 398894 and 398903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398933) 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, 1620 + ... + 1849.

It is an arithmetic number, because the mean of its divisors is an integer number (62460).

2³⁹⁸⁹³⁵ is an apocalyptic number.

398935 is a deficient number, since it is larger than the sum of its proper divisors (100745).

398935 is a wasteful number, since it uses less digits than its factorization.

398935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3497.

The product of its digits is 29160, while the sum is 37.

The square root of 398935 is about 631.6130144321. The cubic root of 398935 is about 73.6151802927.

The spelling of 398935 in words is "three hundred ninety-eight thousand, nine hundred thirty-five".