506030640 has 40 divisors (see below), whose sum is σ = 1568695728. Its totient is φ = 134941440.

The previous prime is 506030627. The next prime is 506030641. The reversal of 506030640 is 46030605.

It is a tau number, because it is divible by the number of its divisors (40).

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 506030640.

It is not an unprimeable number, because it can be changed into a prime (506030641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1053991 + ... + 1054470.

Almost surely, 2^506030640 is an apocalyptic number.

It is an amenable number.

506030640 is an abundant number, since it is smaller than the sum of its proper divisors (1062665088).

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

506030640 is a wasteful number, since it uses less digits than its factorization.

506030640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2108477 (or 2108471 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 506030640 is about 22495.1248051661. The cubic root of 506030640 is about 796.8787967831.

The spelling of 506030640 in words is "five hundred six million, thirty thousand, six hundred forty".