424140500 has 96 divisors (see below), whose sum is σ = 1066141440. Its totient is φ = 144393600.

The previous prime is 424140499. The next prime is 424140527. The reversal of 424140500 is 5041424.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 626162 + ... + 626838.

It is an arithmetic number, because the mean of its divisors is an integer number (11105640).

Almost surely, 2^424140500 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 424140500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (533070720).

424140500 is an abundant number, since it is smaller than the sum of its proper divisors (642000940).

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

424140500 is a wasteful number, since it uses less digits than its factorization.

424140500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882 (or 870 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 424140500 is about 20594.6716409852. The cubic root of 424140500 is about 751.3401225211.

Adding to 424140500 its reverse (5041424), we get a palindrome (429181924).

The spelling of 424140500 in words is "four hundred twenty-four million, one hundred forty thousand, five hundred".