4430031998 has 32 divisors (see below), whose sum is σ = 7861432320. Its totient is φ = 1832158080.

The previous prime is 4430031997. The next prime is 4430032031. The reversal of 4430031998 is 8991300344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4430031997) 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, 141590 + ... + 170022.

It is an arithmetic number, because the mean of its divisors is an integer number (245669760).

Almost surely, 2^4430031998 is an apocalyptic number.

4430031998 is a deficient number, since it is larger than the sum of its proper divisors (3431400322).

4430031998 is a wasteful number, since it uses less digits than its factorization.

4430031998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28832.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 4430031998 is about 66558.4855446697. The cubic root of 4430031998 is about 1642.3622509035.

The spelling of 4430031998 in words is "four billion, four hundred thirty million, thirty-one thousand, nine hundred ninety-eight".