501430014 has 48 divisors (see below), whose sum is σ = 1131242112. Its totient is φ = 166465368.

The previous prime is 501430003. The next prime is 501430037. The reversal of 501430014 is 410034105.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125857 + ... + 129779.

It is an arithmetic number, because the mean of its divisors is an integer number (23567544).

Almost surely, 2^501430014 is an apocalyptic number.

501430014 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 501430014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565621056).

501430014 is an abundant number, since it is smaller than the sum of its proper divisors (629812098).

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

501430014 is a wasteful number, since it uses less digits than its factorization.

501430014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4203 (or 4191 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 501430014 is about 22392.6330296372. The cubic root of 501430014 is about 794.4564743396.

Adding to 501430014 its reverse (410034105), we get a palindrome (911464119).

The spelling of 501430014 in words is "five hundred one million, four hundred thirty thousand, fourteen".