501400006 has 24 divisors (see below), whose sum is σ = 839206440. Its totient is φ = 223280640.

The previous prime is 501399991. The next prime is 501400007. The reversal of 501400006 is 600004105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501400007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 568686 + ... + 569566.

It is an arithmetic number, because the mean of its divisors is an integer number (34966935).

Almost surely, 2^501400006 is an apocalyptic number.

501400006 is a deficient number, since it is larger than the sum of its proper divisors (337806434).

501400006 is an equidigital number, since it uses as much as digits as its factorization.

501400006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800 (or 919 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 501400006 is about 22391.9629778186. The cubic root of 501400006 is about 794.4406259827.

The spelling of 501400006 in words is "five hundred one million, four hundred thousand, six".