4006402750 has 64 divisors (see below), whose sum is σ = 9075680640. Its totient is φ = 1292812800.

The previous prime is 4006402739. The next prime is 4006402759. The reversal of 4006402750 is 572046004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006402759) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37585 + ... + 97084.

It is an arithmetic number, because the mean of its divisors is an integer number (141807510).

Almost surely, 2^4006402750 is an apocalyptic number.

4006402750 is an abundant number, since it is smaller than the sum of its proper divisors (5069277890).

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

4006402750 is a wasteful number, since it uses less digits than its factorization.

4006402750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134710 (or 134700 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 4006402750 is about 63296.1511468114. The cubic root of 4006402750 is about 1588.2475781279.

Adding to 4006402750 its reverse (572046004), we get a palindrome (4578448754).

The spelling of 4006402750 in words is "four billion, six million, four hundred two thousand, seven hundred fifty".