16652985 has 16 divisors (see below), whose sum is σ = 26827200. Its totient is φ = 8820800.

The previous prime is 16652969. The next prime is 16653017. The reversal of 16652985 is 58925661.

It is not a de Polignac number, because 16652985 - 2⁴ = 16652969 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1491 + ... + 5960.

It is an arithmetic number, because the mean of its divisors is an integer number (1676700).

Almost surely, 2^16652985 is an apocalyptic number.

16652985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16652985 is a deficient number, since it is larger than the sum of its proper divisors (10174215).

16652985 is a wasteful number, since it uses less digits than its factorization.

16652985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7608.

The product of its digits is 129600, while the sum is 42.

The square root of 16652985 is about 4080.8069055029. The cubic root of 16652985 is about 255.3665623951.

The spelling of 16652985 in words is "sixteen million, six hundred fifty-two thousand, nine hundred eighty-five".