65537473 has 8 divisors (see below), whose sum is σ = 66911616. Its totient is φ = 64176000.

The previous prime is 65537453. The next prime is 65537509. The reversal of 65537473 is 37473556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65537473 - 2¹⁷ = 65406401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65537453) 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 7 ways as a sum of consecutive naturals, for example, 7665 + ... + 13777.

It is an arithmetic number, because the mean of its divisors is an integer number (8363952).

Almost surely, 2^65537473 is an apocalyptic number.

It is an amenable number.

65537473 is a deficient number, since it is larger than the sum of its proper divisors (1374143).

65537473 is a wasteful number, since it uses less digits than its factorization.

65537473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6335.

The product of its digits is 264600, while the sum is 40.

The square root of 65537473 is about 8095.5217867658. The cubic root of 65537473 is about 403.1777565552.

The spelling of 65537473 in words is "sixty-five million, five hundred thirty-seven thousand, four hundred seventy-three".