4002125274 has 120 divisors (see below), whose sum is σ = 10497785760. Its totient is φ = 1136240784.

The previous prime is 4002125269. The next prime is 4002125293. The reversal of 4002125274 is 4725212004.

4002125274 is a `hidden beast` number, since 400 + 2 + 1 + 252 + 7 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 59 ways as a sum of consecutive naturals, for example, 1324137 + ... + 1327155.

It is an arithmetic number, because the mean of its divisors is an integer number (87481548).

Almost surely, 2^4002125274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4002125274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5248892880).

4002125274 is an abundant number, since it is smaller than the sum of its proper divisors (6495660486).

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

4002125274 is a wasteful number, since it uses less digits than its factorization.

4002125274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214 (or 3198 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 4002125274 is about 63262.3527384178. The cubic root of 4002125274 is about 1587.6821407068.

Adding to 4002125274 its reverse (4725212004), we get a palindrome (8727337278).

The spelling of 4002125274 in words is "four billion, two million, one hundred twenty-five thousand, two hundred seventy-four".