16532493 has 8 divisors (see below), whose sum is σ = 22075968. Its totient is φ = 11005344.

The previous prime is 16532473. The next prime is 16532507. The reversal of 16532493 is 39423561.

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

It is not a de Polignac number, because 16532493 - 2¹⁰ = 16531469 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16532473) 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, 1480 + ... + 5937.

It is an arithmetic number, because the mean of its divisors is an integer number (2759496).

Almost surely, 2^16532493 is an apocalyptic number.

It is an amenable number.

16532493 is a deficient number, since it is larger than the sum of its proper divisors (5543475).

16532493 is an equidigital number, since it uses as much as digits as its factorization.

16532493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8163.

The product of its digits is 19440, while the sum is 33.

The square root of 16532493 is about 4066.0168469892. The cubic root of 16532493 is about 254.7491728123.

The spelling of 16532493 in words is "sixteen million, five hundred thirty-two thousand, four hundred ninety-three".