16849129 has 8 divisors (see below), whose sum is σ = 18534240. Its totient is φ = 15316180.

The previous prime is 16849127. The next prime is 16849139. The reversal of 16849129 is 92194861.

It is not a de Polignac number, because 16849129 - 2¹ = 16849127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16849091 and 16849100.

It is not an unprimeable number, because it can be changed into a prime (16849121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4999 + ... + 7660.

It is an arithmetic number, because the mean of its divisors is an integer number (2316780).

Almost surely, 2^16849129 is an apocalyptic number.

It is an amenable number.

16849129 is a deficient number, since it is larger than the sum of its proper divisors (1685111).

16849129 is an equidigital number, since it uses as much as digits as its factorization.

16849129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12692 (or 12670 counting only the distinct ones).

The product of its digits is 31104, while the sum is 40.

The square root of 16849129 is about 4104.7690556230. The cubic root of 16849129 is about 256.3652470699.

The spelling of 16849129 in words is "sixteen million, eight hundred forty-nine thousand, one hundred twenty-nine".