16532530 has 32 divisors (see below), whose sum is σ = 34354944. Its totient is φ = 5610816.

The previous prime is 16532519. The next prime is 16532531. The reversal of 16532530 is 3523561.

It is a happy number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 16532495 and 16532504.

It is not an unprimeable number, because it can be changed into a prime (16532531) 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 15 ways as a sum of consecutive naturals, for example, 6064 + ... + 8356.

It is an arithmetic number, because the mean of its divisors is an integer number (1073592).

Almost surely, 2^16532530 is an apocalyptic number.

16532530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16532530 is an abundant number, since it is smaller than the sum of its proper divisors (17822414).

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

16532530 is a wasteful number, since it uses less digits than its factorization.

16532530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 16532530 is about 4066.0213968940. The cubic root of 16532530 is about 254.7493628565.

The spelling of 16532530 in words is "sixteen million, five hundred thirty-two thousand, five hundred thirty".