16261328 has 20 divisors (see below), whose sum is σ = 31569408. Its totient is φ = 8114400.

The previous prime is 16261313. The next prime is 16261339. The reversal of 16261328 is 82316261.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16261328.

It is a congruent number.

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, 13553 + ... + 14703.

Almost surely, 2^16261328 is an apocalyptic number.

It is an amenable number.

16261328 is a deficient number, since it is larger than the sum of its proper divisors (15308080).

16261328 is a wasteful number, since it uses less digits than its factorization.

16261328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042 (or 2036 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 16261328 is about 4032.5336948375. The cubic root of 16261328 is about 253.3486940517.

Adding to 16261328 its reverse (82316261), we get a palindrome (98577589).

The spelling of 16261328 in words is "sixteen million, two hundred sixty-one thousand, three hundred twenty-eight".