16261000 has 128 divisors (see below), whose sum is σ = 45826560. Its totient is φ = 5280000.

The previous prime is 16260997. The next prime is 16261001. The reversal of 16261000 is 16261.

16261000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16261001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160950 + ... + 161050.

It is an arithmetic number, because the mean of its divisors is an integer number (358020).

Almost surely, 2^16261000 is an apocalyptic number.

16261000 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 16261000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22913280).

16261000 is an abundant number, since it is smaller than the sum of its proper divisors (29565560).

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

16261000 is a wasteful number, since it uses less digits than its factorization.

16261000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 16261000 is about 4032.4930254124. The cubic root of 16261000 is about 253.3469906457.

Adding to 16261000 its reverse (16261), we get a palindrome (16277261).

16261000 divided by its reverse (16261) gives a cube (1000 = 10³).

The spelling of 16261000 in words is "sixteen million, two hundred sixty-one thousand".