4202440445 has 32 divisors (see below), whose sum is σ = 5979764736. Its totient is φ = 2774419200.

The previous prime is 4202440441. The next prime is 4202440447. The reversal of 4202440445 is 5440442024.

It is not a de Polignac number, because 4202440445 - 2² = 4202440441 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4202440441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203915 + ... + 223575.

It is an arithmetic number, because the mean of its divisors is an integer number (186867648).

Almost surely, 2^4202440445 is an apocalyptic number.

It is an amenable number.

4202440445 is a deficient number, since it is larger than the sum of its proper divisors (1777324291).

4202440445 is a wasteful number, since it uses less digits than its factorization.

4202440445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19901.

The product of its (nonzero) digits is 20480, while the sum is 29.

The square root of 4202440445 is about 64826.2326917121. The cubic root of 4202440445 is about 1613.7410842374.

Adding to 4202440445 its reverse (5440442024), we get a palindrome (9642882469).

The spelling of 4202440445 in words is "four billion, two hundred two million, four hundred forty thousand, four hundred forty-five".