16294287 has 16 divisors (see below), whose sum is σ = 22194432. Its totient is φ = 10631040.

The previous prime is 16294283. The next prime is 16294297. The reversal of 16294287 is 78249261.

It is not a de Polignac number, because 16294287 - 2² = 16294283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16294283) 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 15 ways as a sum of consecutive naturals, for example, 48183 + ... + 48519.

It is an arithmetic number, because the mean of its divisors is an integer number (1387152).

Almost surely, 2^16294287 is an apocalyptic number.

16294287 is a deficient number, since it is larger than the sum of its proper divisors (5900145).

16294287 is a wasteful number, since it uses less digits than its factorization.

16294287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638.

The product of its digits is 48384, while the sum is 39.

The square root of 16294287 is about 4036.6182628532. The cubic root of 16294287 is about 253.5197437248.

It can be divided in two parts, 162 and 94287, that added together give a palindrome (94449).

The spelling of 16294287 in words is "sixteen million, two hundred ninety-four thousand, two hundred eighty-seven".