500453440 has 56 divisors (see below), whose sum is σ = 1208544192. Its totient is φ = 197352960.

The previous prime is 500453431. The next prime is 500453441. The reversal of 500453440 is 44354005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500453441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11707 + ... + 33733.

Almost surely, 2^500453440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500453440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (604272096).

500453440 is an abundant number, since it is smaller than the sum of its proper divisors (708090752).

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

500453440 is a wasteful number, since it uses less digits than its factorization.

500453440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22115 (or 22105 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 500453440 is about 22370.8167039114. The cubic root of 500453440 is about 793.9403838689.

The spelling of 500453440 in words is "five hundred million, four hundred fifty-three thousand, four hundred forty".