4002452002 has 8 divisors (see below), whose sum is σ = 6004527516. Its totient is φ = 2000942832.

The previous prime is 4002451919. The next prime is 4002452009. The reversal of 4002452002 is 2002542004.

It can be written as a sum of positive squares in 2 ways, for example, as 3775979601 + 226472401 = 61449^2 + 15049^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4002452009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123453 + ... + 152464.

Almost surely, 2^4002452002 is an apocalyptic number.

4002452002 is a deficient number, since it is larger than the sum of its proper divisors (2002075514).

4002452002 is a wasteful number, since it uses less digits than its factorization.

4002452002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283172.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 4002452002 is about 63264.9350114264. The cubic root of 4002452002 is about 1587.7253449262.

Adding to 4002452002 its reverse (2002542004), we get a palindrome (6004994006).

The spelling of 4002452002 in words is "four billion, two million, four hundred fifty-two thousand, two".