537493967 has 4 divisors (see below), whose sum is σ = 540791640. Its totient is φ = 534196296.

The previous prime is 537493961. The next prime is 537493987. The reversal of 537493967 is 769394735.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 537493967 - 2⁴ = 537493951 is a prime.

It is a super-2 number, since 2×537493967² = 577799529122794178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537493961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1648592 + ... + 1648917.

It is an arithmetic number, because the mean of its divisors is an integer number (135197910).

Almost surely, 2^537493967 is an apocalyptic number.

537493967 is a deficient number, since it is larger than the sum of its proper divisors (3297673).

537493967 is a wasteful number, since it uses less digits than its factorization.

537493967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297672.

The product of its digits is 4286520, while the sum is 53.

The square root of 537493967 is about 23183.9161273500. The cubic root of 537493967 is about 813.0636238244.

The spelling of 537493967 in words is "five hundred thirty-seven million, four hundred ninety-three thousand, nine hundred sixty-seven".