538500352 has 144 divisors (see below), whose sum is σ = 1223849088. Its totient is φ = 234823680.

The previous prime is 538500343. The next prime is 538500379. The reversal of 538500352 is 253005835.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7584477 + ... + 7584547.

It is an arithmetic number, because the mean of its divisors is an integer number (8498952).

Almost surely, 2^538500352 is an apocalyptic number.

538500352 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 538500352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (611924544).

538500352 is an abundant number, since it is smaller than the sum of its proper divisors (685348736).

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

538500352 is a wasteful number, since it uses less digits than its factorization.

538500352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 538500352 is about 23205.6103561186. The cubic root of 538500352 is about 813.5707581211.

The spelling of 538500352 in words is "five hundred thirty-eight million, five hundred thousand, three hundred fifty-two".