16006172 has 24 divisors (see below), whose sum is σ = 34475616. Its totient is φ = 6331968.

The previous prime is 16006171. The next prime is 16006181. The reversal of 16006172 is 27160061.

16006172 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 (16006171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21623 + ... + 22350.

It is an arithmetic number, because the mean of its divisors is an integer number (1436484).

Almost surely, 2^16006172 is an apocalyptic number.

It is an amenable number.

16006172 is an abundant number, since it is smaller than the sum of its proper divisors (18469444).

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

16006172 is a wasteful number, since it uses less digits than its factorization.

16006172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43997 (or 43995 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 16006172 is about 4000.7714256128. The cubic root of 16006172 is about 252.0166067833.

The spelling of 16006172 in words is "sixteen million, six thousand, one hundred seventy-two".