538564896 has 192 divisors, whose sum is σ = 1709890560. Its totient is φ = 164229120.

The previous prime is 538564867. The next prime is 538564907. The reversal of 538564896 is 698465835.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 542961 + ... + 543951.

It is an arithmetic number, because the mean of its divisors is an integer number (8905680).

Almost surely, 2^538564896 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 538564896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (854945280).

538564896 is an abundant number, since it is smaller than the sum of its proper divisors (1171325664).

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

538564896 is a wasteful number, since it uses less digits than its factorization.

538564896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064 (or 1050 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The square root of 538564896 is about 23207.0010126255. The cubic root of 538564896 is about 813.6032613578.

The spelling of 538564896 in words is "five hundred thirty-eight million, five hundred sixty-four thousand, eight hundred ninety-six".