537663504 has 160 divisors (see below), whose sum is σ = 1679892480. Its totient is φ = 144921600.

The previous prime is 537663439. The next prime is 537663521. The reversal of 537663504 is 405366735.

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, 426427 + ... + 427685.

It is an arithmetic number, because the mean of its divisors is an integer number (10499328).

Almost surely, 2^537663504 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 537663504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (839946240).

537663504 is an abundant number, since it is smaller than the sum of its proper divisors (1142228976).

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

537663504 is a wasteful number, since it uses less digits than its factorization.

537663504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349 (or 1343 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 39.

The square root of 537663504 is about 23187.5721885669. The cubic root of 537663504 is about 813.1491006766.

The spelling of 537663504 in words is "five hundred thirty-seven million, six hundred sixty-three thousand, five hundred four".