538097535 has 72 divisors (see below), whose sum is σ = 1007521632. Its totient is φ = 265161600.

The previous prime is 538097533. The next prime is 538097563. The reversal of 538097535 is 535790835.

It is not a de Polignac number, because 538097535 - 2¹ = 538097533 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538097533) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 994365 + ... + 994905.

It is an arithmetic number, because the mean of its divisors is an integer number (13993356).

Almost surely, 2^538097535 is an apocalyptic number.

538097535 is a deficient number, since it is larger than the sum of its proper divisors (469424097).

538097535 is a wasteful number, since it uses less digits than its factorization.

538097535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The square root of 538097535 is about 23196.9294304225. The cubic root of 538097535 is about 813.3678477731.

The spelling of 538097535 in words is "five hundred thirty-eight million, ninety-seven thousand, five hundred thirty-five".