398234224748 has 6 divisors (see below), whose sum is σ = 696909893316. Its totient is φ = 199117112372.

The previous prime is 398234224667. The next prime is 398234224781. The reversal of 398234224748 is 847422432893.

It is a junction number, because it is equal to n+sod(n) for n = 398234224693 and 398234224702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49779278090 + ... + 49779278097.

It is an arithmetic number, because the mean of its divisors is an integer number (116151648886).

Almost surely, 2^398234224748 is an apocalyptic number.

It is an amenable number.

398234224748 is a deficient number, since it is larger than the sum of its proper divisors (298675668568).

398234224748 is a wasteful number, since it uses less digits than its factorization.

398234224748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99558556191 (or 99558556189 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 56.

The spelling of 398234224748 in words is "three hundred ninety-eight billion, two hundred thirty-four million, two hundred twenty-four thousand, seven hundred forty-eight".