16530954 has 48 divisors (see below), whose sum is σ = 37216800. Its totient is φ = 4854400.

The previous prime is 16530947. The next prime is 16530959. The reversal of 16530954 is 45903561.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (16530959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110872 + ... + 111020.

It is an arithmetic number, because the mean of its divisors is an integer number (775350).

Almost surely, 2^16530954 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16530954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18608400).

16530954 is an abundant number, since it is smaller than the sum of its proper divisors (20685846).

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

16530954 is a wasteful number, since it uses less digits than its factorization.

16530954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 16530954 is about 4065.8275910324. The cubic root of 16530954 is about 254.7412677504.

The spelling of 16530954 in words is "sixteen million, five hundred thirty thousand, nine hundred fifty-four".