16006253 has 4 divisors (see below), whose sum is σ = 16018080. Its totient is φ = 15994428.

The previous prime is 16006213. The next prime is 16006259. The reversal of 16006253 is 35260061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16006253 - 2¹⁰ = 16005229 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 (16006259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3575 + ... + 6692.

It is an arithmetic number, because the mean of its divisors is an integer number (4004520).

Almost surely, 2^16006253 is an apocalyptic number.

It is an amenable number.

16006253 is a deficient number, since it is larger than the sum of its proper divisors (11827).

16006253 is a wasteful number, since it uses less digits than its factorization.

16006253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11826.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 16006253 is about 4000.7815486477. The cubic root of 16006253 is about 252.0170318966.

The spelling of 16006253 in words is "sixteen million, six thousand, two hundred fifty-three".