398277 has 24 divisors (see below), whose sum is σ = 655200. Its totient is φ = 239760.

The previous prime is 398273. The next prime is 398287. The reversal of 398277 is 772893.

398277 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 398277 - 2² = 398273 is a prime.

398277 is strictly pandigital in base 7.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2599 + ... + 2747.

It is an arithmetic number, because the mean of its divisors is an integer number (27300).

2³⁹⁸²⁷⁷ is an apocalyptic number.

It is an amenable number.

398277 is a deficient number, since it is larger than the sum of its proper divisors (256923).

398277 is a wasteful number, since it uses less digits than its factorization.

398277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175 (or 163 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 398277 is about 631.0919108973. The cubic root of 398277 is about 73.5746846025.

The spelling of 398277 in words is "three hundred ninety-eight thousand, two hundred seventy-seven".