908398 has 4 divisors (see below), whose sum is σ = 1362600. Its totient is φ = 454198.

The previous prime is 908381. The next prime is 908417. The reversal of 908398 is 893809.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227098 + ... + 227101.

It is an arithmetic number, because the mean of its divisors is an integer number (340650).

2⁹⁰⁸³⁹⁸ is an apocalyptic number.

908398 is a deficient number, since it is larger than the sum of its proper divisors (454202).

908398 is a wasteful number, since it uses less digits than its factorization.

908398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454201.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 908398 is about 953.0991553873. The cubic root of 908398 is about 96.8483121768.

The spelling of 908398 in words is "nine hundred eight thousand, three hundred ninety-eight".