537500436 has 48 divisors (see below), whose sum is σ = 1373718528. Its totient is φ = 162220000.

The previous prime is 537500419. The next prime is 537500461. The reversal of 537500436 is 634005735.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 537500397 and 537500406.

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, 25021 + ... + 41243.

It is an arithmetic number, because the mean of its divisors is an integer number (28619136).

Almost surely, 2^537500436 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 537500436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (686859264).

537500436 is an abundant number, since it is smaller than the sum of its proper divisors (836218092).

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

537500436 is a wasteful number, since it uses less digits than its factorization.

537500436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16492 (or 16490 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 537500436 is about 23184.0556417552. The cubic root of 537500436 is about 813.0668856827.

The spelling of 537500436 in words is "five hundred thirty-seven million, five hundred thousand, four hundred thirty-six".