506612040 has 64 divisors (see below), whose sum is σ = 1658007360. Its totient is φ = 122814720.

The previous prime is 506612039. The next prime is 506612047. The reversal of 506612040 is 40216605.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 506612040.

It is not an unprimeable number, because it can be changed into a prime (506612047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190579 + ... + 193218.

It is an arithmetic number, because the mean of its divisors is an integer number (25906365).

Almost surely, 2^506612040 is an apocalyptic number.

It is an amenable number.

506612040 is an abundant number, since it is smaller than the sum of its proper divisors (1151395320).

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

506612040 is a wasteful number, since it uses less digits than its factorization.

506612040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383822 (or 383818 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 506612040 is about 22508.0438954610. The cubic root of 506612040 is about 797.1838692247.

Adding to 506612040 its reverse (40216605), we get a palindrome (546828645).

The spelling of 506612040 in words is "five hundred six million, six hundred twelve thousand, forty".