506230040 has 16 divisors (see below), whose sum is σ = 1139017680. Its totient is φ = 202492000.

The previous prime is 506229973. The next prime is 506230111. The reversal of 506230040 is 40032605.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 506229994 and 506230021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6327836 + ... + 6327915.

It is an arithmetic number, because the mean of its divisors is an integer number (71188605).

Almost surely, 2^506230040 is an apocalyptic number.

It is an amenable number.

506230040 is an abundant number, since it is smaller than the sum of its proper divisors (632787640).

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

506230040 is a wasteful number, since it uses less digits than its factorization.

506230040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12655762 (or 12655758 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 506230040 is about 22499.5564400723. The cubic root of 506230040 is about 796.9834523468.

Adding to 506230040 its reverse (40032605), we get a palindrome (546262645).

The spelling of 506230040 in words is "five hundred six million, two hundred thirty thousand, forty".