504343840 has 384 divisors, whose sum is σ = 1658216448. Its totient is φ = 139898880.

The previous prime is 504343823. The next prime is 504343849. The reversal of 504343840 is 48343405.

It is not an unprimeable number, because it can be changed into a prime (504343849) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7527487 + ... + 7527553.

It is an arithmetic number, because the mean of its divisors is an integer number (4318272).

Almost surely, 2^504343840 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 504343840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (829108224).

504343840 is an abundant number, since it is smaller than the sum of its proper divisors (1153872608).

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

504343840 is a wasteful number, since it uses less digits than its factorization.

504343840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 504343840 is about 22457.6009404389. The cubic root of 504343840 is about 795.9923738569.

The spelling of 504343840 in words is "five hundred four million, three hundred forty-three thousand, eight hundred forty".