4002725340 has 72 divisors (see below), whose sum is σ = 12173511168. Its totient is φ = 1064588160.

The previous prime is 4002725339. The next prime is 4002725401. The reversal of 4002725340 is 435272004.

4002725340 is a `hidden beast` number, since 400 + 2 + 7 + 253 + 4 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39910 + ... + 97970.

It is an arithmetic number, because the mean of its divisors is an integer number (169076544).

Almost surely, 2^4002725340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4002725340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6086755584).

4002725340 is an abundant number, since it is smaller than the sum of its proper divisors (8170785828).

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

4002725340 is a wasteful number, since it uses less digits than its factorization.

4002725340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58459 (or 58454 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 4002725340 is about 63267.0952391526. The cubic root of 4002725340 is about 1587.7614874201.

Adding to 4002725340 its reverse (435272004), we get a palindrome (4437997344).

The spelling of 4002725340 in words is "four billion, two million, seven hundred twenty-five thousand, three hundred forty".