4398019432 has 8 divisors (see below), whose sum is σ = 8246286450. Its totient is φ = 2199009712.

The previous prime is 4398019411. The next prime is 4398019453. The reversal of 4398019432 is 2349108934.

It is an interprime number because it is at equal distance from previous prime (4398019411) and next prime (4398019453).

It can be written as a sum of positive squares in only one way, i.e., 4127548516 + 270470916 = 64246^2 + 16446^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274876207 + ... + 274876222.

Almost surely, 2^4398019432 is an apocalyptic number.

It is an amenable number.

4398019432 is a deficient number, since it is larger than the sum of its proper divisors (3848267018).

4398019432 is a wasteful number, since it uses less digits than its factorization.

4398019432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549752435 (or 549752431 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 4398019432 is about 66317.5650337073. The cubic root of 4398019432 is about 1638.3966374090.

The spelling of 4398019432 in words is "four billion, three hundred ninety-eight million, nineteen thousand, four hundred thirty-two".