4200442044 has 12 divisors (see below), whose sum is σ = 9801031464. Its totient is φ = 1400147344.

The previous prime is 4200442039. The next prime is 4200442067. The reversal of 4200442044 is 4402440024.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175018407 + ... + 175018430.

It is an arithmetic number, because the mean of its divisors is an integer number (816752622).

Almost surely, 2^4200442044 is an apocalyptic number.

It is an amenable number.

4200442044 is an abundant number, since it is smaller than the sum of its proper divisors (5600589420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4200442044 is a wasteful number, since it uses less digits than its factorization.

4200442044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350036844 (or 350036842 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4200442044 is about 64810.8173378488. The cubic root of 4200442044 is about 1613.4852477255.

Adding to 4200442044 its reverse (4402440024), we get a palindrome (8602882068).

It can be divided in two parts, 42004 and 42044, that added together give a palindrome (84048).

The spelling of 4200442044 in words is "four billion, two hundred million, four hundred forty-two thousand, forty-four".