60016009 has 9 divisors (see below), whose sum is σ = 61500231. Its totient is φ = 58567320.

The previous prime is 60015997. The next prime is 60016037. The reversal of 60016009 is 90061006.

The square root of 60016009 is 7747.

It is a perfect power (a square), and thus also a powerful number.

60016009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1951609 + 58064400 = 1397^2 + 7620^2 .

It is not a de Polignac number, because 60016009 - 2⁹ = 60015497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60016709) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 472504 + ... + 472630.

It is an arithmetic number, because the mean of its divisors is an integer number (6833359).

Almost surely, 2^60016009 is an apocalyptic number.

60016009 is the 7747-th square number.

60016009 is the 3874-th centered octagonal number.

It is an amenable number.

60016009 is a deficient number, since it is larger than the sum of its proper divisors (1484222).

60016009 is an frugal number, since it uses more digits than its factorization.

60016009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The cubic root of 60016009 is about 391.5215794185.

Multiplying 60016009 by its product of nonzero digits (324), we get a square (19445186916 = 139446²).

The spelling of 60016009 in words is "sixty million, sixteen thousand, nine".