16049671 has 4 divisors (see below), whose sum is σ = 17508744. Its totient is φ = 14590600.

The previous prime is 16049669. The next prime is 16049681. The reversal of 16049671 is 17694061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16049671 - 2¹ = 16049669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16049641) 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 3 ways as a sum of consecutive naturals, for example, 729520 + ... + 729541.

It is an arithmetic number, because the mean of its divisors is an integer number (4377186).

Almost surely, 2^16049671 is an apocalyptic number.

16049671 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16049671 is a deficient number, since it is larger than the sum of its proper divisors (1459073).

16049671 is a wasteful number, since it uses less digits than its factorization.

16049671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459072.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 16049671 is about 4006.2040636992. The cubic root of 16049671 is about 252.2446970197.

The spelling of 16049671 in words is "sixteen million, forty-nine thousand, six hundred seventy-one".