16260000 has 120 divisors (see below), whose sum is σ = 53532864. Its totient is φ = 4320000.

The previous prime is 16259993. The next prime is 16260001. The reversal of 16260000 is 6261.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (16260001) 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 19 ways as a sum of consecutive naturals, for example, 59865 + ... + 60135.

Almost surely, 2^16260000 is an apocalyptic number.

16260000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16260000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26766432).

16260000 is an abundant number, since it is smaller than the sum of its proper divisors (37272864).

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

16260000 is an equidigital number, since it uses as much as digits as its factorization.

16260000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 16260000 is about 4032.3690307312. The cubic root of 16260000 is about 253.3417971934.

Adding to 16260000 its reverse (6261), we get a palindrome (16266261).

The spelling of 16260000 in words is "sixteen million, two hundred sixty thousand".