16023261 has 8 divisors (see below), whose sum is σ = 21402304. Its totient is φ = 10663200.

The previous prime is 16023253. The next prime is 16023323. The reversal of 16023261 is 16232061.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16023261 - 2³ = 16023253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16023221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2641 + ... + 6246.

It is an arithmetic number, because the mean of its divisors is an integer number (2675288).

Almost surely, 2^16023261 is an apocalyptic number.

It is an amenable number.

16023261 is a deficient number, since it is larger than the sum of its proper divisors (5379043).

16023261 is an equidigital number, since it uses as much as digits as its factorization.

16023261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9491.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 16023261 is about 4002.9065689821. The cubic root of 16023261 is about 252.1062634485.

The spelling of 16023261 in words is "sixteen million, twenty-three thousand, two hundred sixty-one".