4000252412 has 24 divisors (see below), whose sum is σ = 7722817872. Its totient is φ = 1801238400.

The previous prime is 4000252411. The next prime is 4000252423. The reversal of 4000252412 is 2142520004.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000252411) by changing a digit.

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, 936014 + ... + 940277.

It is an arithmetic number, because the mean of its divisors is an integer number (321784078).

Almost surely, 2^4000252412 is an apocalyptic number.

It is an amenable number.

4000252412 is a deficient number, since it is larger than the sum of its proper divisors (3722565460).

4000252412 is a wasteful number, since it uses less digits than its factorization.

4000252412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876349 (or 1876347 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 4000252412 is about 63247.5486639601. The cubic root of 4000252412 is about 1587.4344411888.

Adding to 4000252412 its reverse (2142520004), we get a palindrome (6142772416).

The spelling of 4000252412 in words is "four billion, two hundred fifty-two thousand, four hundred twelve".