537871788 has 18 divisors (see below), whose sum is σ = 1359620444. Its totient is φ = 179290584.

The previous prime is 537871783. The next prime is 537871837. The reversal of 537871788 is 887178735.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (537871783) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7470406 + ... + 7470477.

Almost surely, 2^537871788 is an apocalyptic number.

It is an amenable number.

537871788 is an abundant number, since it is smaller than the sum of its proper divisors (821748656).

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

537871788 is a wasteful number, since it uses less digits than its factorization.

537871788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14940893 (or 14940888 counting only the distinct ones).

The product of its digits is 2634240, while the sum is 54.

The square root of 537871788 is about 23192.0630388933. The cubic root of 537871788 is about 813.2540883257.

The spelling of 537871788 in words is "five hundred thirty-seven million, eight hundred seventy-one thousand, seven hundred eighty-eight".