16201026 has 32 divisors (see below), whose sum is σ = 36417600. Its totient is φ = 5338080.

The previous prime is 16201013. The next prime is 16201049. The reversal of 16201026 is 62010261.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3121 + ... + 6491.

It is an arithmetic number, because the mean of its divisors is an integer number (1138050).

Almost surely, 2^16201026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16201026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18208800).

16201026 is an abundant number, since it is smaller than the sum of its proper divisors (20216574).

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

16201026 is a wasteful number, since it uses less digits than its factorization.

16201026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3471 (or 3465 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 16201026 is about 4025.0498133564. The cubic root of 16201026 is about 253.0351412180.

Adding to 16201026 its reverse (62010261), we get a palindrome (78211287).

The spelling of 16201026 in words is "sixteen million, two hundred one thousand, twenty-six".