398906482 has 32 divisors (see below), whose sum is σ = 681912000. Its totient is φ = 173492928.

The previous prime is 398906467. The next prime is 398906483. The reversal of 398906482 is 284609893.

It is not an unprimeable number, because it can be changed into a prime (398906483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95269 + ... + 99367.

It is an arithmetic number, because the mean of its divisors is an integer number (21309750).

Almost surely, 2^398906482 is an apocalyptic number.

398906482 is a deficient number, since it is larger than the sum of its proper divisors (283005518).

398906482 is a wasteful number, since it uses less digits than its factorization.

398906482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330.

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 398906482 is about 19972.6433403293. The cubic root of 398906482 is about 736.1342611576.

The spelling of 398906482 in words is "three hundred ninety-eight million, nine hundred six thousand, four hundred eighty-two".