398227334 has 8 divisors (see below), whose sum is σ = 610050528. Its totient is φ = 194877160.

The previous prime is 398227307. The next prime is 398227351. The reversal of 398227334 is 433722893.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 398227291 and 398227300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2118137 + ... + 2118324.

It is an arithmetic number, because the mean of its divisors is an integer number (76256316).

Almost surely, 2^398227334 is an apocalyptic number.

398227334 is a deficient number, since it is larger than the sum of its proper divisors (211823194).

398227334 is a wasteful number, since it uses less digits than its factorization.

398227334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236510.

The product of its digits is 217728, while the sum is 41.

The square root of 398227334 is about 19955.6341417656. The cubic root of 398227334 is about 735.7162616809.

The spelling of 398227334 in words is "three hundred ninety-eight million, two hundred twenty-seven thousand, three hundred thirty-four".