4002232445 has 8 divisors (see below), whose sum is σ = 4803141336. Its totient is φ = 3201477696.

The previous prime is 4002232427. The next prime is 4002232453. The reversal of 4002232445 is 5442322004.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 366263044 + 3635969401 = 19138^2 + 60299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4002232445 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 29519 + ... + 94211.

It is an arithmetic number, because the mean of its divisors is an integer number (600392667).

Almost surely, 2^4002232445 is an apocalyptic number.

It is an amenable number.

4002232445 is a deficient number, since it is larger than the sum of its proper divisors (800908891).

4002232445 is a wasteful number, since it uses less digits than its factorization.

4002232445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77071.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 4002232445 is about 63263.1997689020. The cubic root of 4002232445 is about 1587.6963125074.

Adding to 4002232445 its reverse (5442322004), we get a palindrome (9444554449).

The spelling of 4002232445 in words is "four billion, two million, two hundred thirty-two thousand, four hundred forty-five".