398326627 has 8 divisors (see below), whose sum is σ = 415890720. Its totient is φ = 380783040.

The previous prime is 398326529. The next prime is 398326631. The reversal of 398326627 is 726623893.

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 398326627 - 2²³ = 389938019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (398326637) 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, 45199 + ... + 53287.

It is an arithmetic number, because the mean of its divisors is an integer number (51986340).

Almost surely, 2^398326627 is an apocalyptic number.

398326627 is a deficient number, since it is larger than the sum of its proper divisors (17564093).

398326627 is a wasteful number, since it uses less digits than its factorization.

398326627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10253.

The product of its digits is 653184, while the sum is 46.

The square root of 398326627 is about 19958.1218304729. The cubic root of 398326627 is about 735.7774038124. Note that the first 3 decimals are identical.

The spelling of 398326627 in words is "three hundred ninety-eight million, three hundred twenty-six thousand, six hundred twenty-seven".