906398 has 4 divisors (see below), whose sum is σ = 1359600. Its totient is φ = 453198.

The previous prime is 906391. The next prime is 906403. The reversal of 906398 is 893609.

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

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 906398.

It is not an unprimeable number, because it can be changed into a prime (906391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226598 + ... + 226601.

It is an arithmetic number, because the mean of its divisors is an integer number (339900).

2⁹⁰⁶³⁹⁸ is an apocalyptic number.

906398 is a deficient number, since it is larger than the sum of its proper divisors (453202).

906398 is a wasteful number, since it uses less digits than its factorization.

906398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453201.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 906398 is about 952.0493684678. The cubic root of 906398 is about 96.7771836806. Note that the first 3 decimals are identical.

The spelling of 906398 in words is "nine hundred six thousand, three hundred ninety-eight".