16225959 has 4 divisors (see below), whose sum is σ = 21634616. Its totient is φ = 10817304.

The previous prime is 16225933. The next prime is 16225961. The reversal of 16225959 is 95952261.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16225959 - 2⁷ = 16225831 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 (16225969) 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, 2704324 + ... + 2704329.

It is an arithmetic number, because the mean of its divisors is an integer number (5408654).

Almost surely, 2^16225959 is an apocalyptic number.

16225959 is a deficient number, since it is larger than the sum of its proper divisors (5408657).

16225959 is an equidigital number, since it uses as much as digits as its factorization.

16225959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5408656.

The product of its digits is 48600, while the sum is 39.

The square root of 16225959 is about 4028.1458513813. The cubic root of 16225959 is about 253.1648797401.

The spelling of 16225959 in words is "sixteen million, two hundred twenty-five thousand, nine hundred fifty-nine".