503842140 has 192 divisors, whose sum is σ = 1654732800. Its totient is φ = 127024128.

The previous prime is 503842139. The next prime is 503842151. The reversal of 503842140 is 41248305.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1403281 + ... + 1403639.

It is an arithmetic number, because the mean of its divisors is an integer number (8618400).

Almost surely, 2^503842140 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 503842140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (827366400).

503842140 is an abundant number, since it is smaller than the sum of its proper divisors (1150890660).

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

503842140 is a wasteful number, since it uses less digits than its factorization.

503842140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513 (or 505 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 503842140 is about 22446.4282236618. The cubic root of 503842140 is about 795.7283463991.

The spelling of 503842140 in words is "five hundred three million, eight hundred forty-two thousand, one hundred forty".