16117772 has 12 divisors (see below), whose sum is σ = 30770376. Its totient is φ = 7326240.

The previous prime is 16117769. The next prime is 16117813. The reversal of 16117772 is 27771161.

It is a happy number.

16117772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183113 + ... + 183200.

It is an arithmetic number, because the mean of its divisors is an integer number (2564198).

Almost surely, 2^16117772 is an apocalyptic number.

It is an amenable number.

16117772 is a deficient number, since it is larger than the sum of its proper divisors (14652604).

16117772 is a wasteful number, since it uses less digits than its factorization.

16117772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366328 (or 366326 counting only the distinct ones).

The product of its digits is 4116, while the sum is 32.

The square root of 16117772 is about 4014.6945089259. The cubic root of 16117772 is about 252.6009634470.

The spelling of 16117772 in words is "sixteen million, one hundred seventeen thousand, seven hundred seventy-two".