500137440 has 96 divisors (see below), whose sum is σ = 1718672256. Its totient is φ = 121244160.

The previous prime is 500137403. The next prime is 500137447. The reversal of 500137440 is 44731005.

It is a tau number, because it is divible by the number of its divisors (96).

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 500137440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500137447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42082 + ... + 52641.

It is an arithmetic number, because the mean of its divisors is an integer number (17902836).

Almost surely, 2^500137440 is an apocalyptic number.

It is an amenable number.

500137440 is an abundant number, since it is smaller than the sum of its proper divisors (1218534816).

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

500137440 is a wasteful number, since it uses less digits than its factorization.

500137440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94752 (or 94744 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 500137440 is about 22363.7528156613. The cubic root of 500137440 is about 793.7732434552.

Adding to 500137440 its reverse (44731005), we get a palindrome (544868445).

The spelling of 500137440 in words is "five hundred million, one hundred thirty-seven thousand, four hundred forty".