16339285 has 8 divisors (see below), whose sum is σ = 19628856. Its totient is φ = 13056960.

The previous prime is 16339249. The next prime is 16339291. The reversal of 16339285 is 58293361.

It can be written as a sum of positive squares in 4 ways, for example, as 1521 + 16337764 = 39^2 + 4042^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16339285 - 2⁷ = 16339157 is a prime.

It is a super-2 number, since 2×16339285² = 533944468622450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7767 + ... + 9643.

It is an arithmetic number, because the mean of its divisors is an integer number (2453607).

Almost surely, 2^16339285 is an apocalyptic number.

It is an amenable number.

16339285 is a deficient number, since it is larger than the sum of its proper divisors (3289571).

16339285 is a wasteful number, since it uses less digits than its factorization.

16339285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623.

The product of its digits is 38880, while the sum is 37.

The square root of 16339285 is about 4042.1881450521. The cubic root of 16339285 is about 253.7529010321.

The spelling of 16339285 in words is "sixteen million, three hundred thirty-nine thousand, two hundred eighty-five".