16149849 has 8 divisors (see below), whose sum is σ = 21561792. Its totient is φ = 10752240.

The previous prime is 16149823. The next prime is 16149857. The reversal of 16149849 is 94894161.

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

It is not a de Polignac number, because 16149849 - 2⁵ = 16149817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16149849.

It is not an unprimeable number, because it can be changed into a prime (16149869) 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, 597 + ... + 5714.

It is an arithmetic number, because the mean of its divisors is an integer number (2695224).

Almost surely, 2^16149849 is an apocalyptic number.

It is an amenable number.

16149849 is a deficient number, since it is larger than the sum of its proper divisors (5411943).

16149849 is an equidigital number, since it uses as much as digits as its factorization.

16149849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7167.

The product of its digits is 62208, while the sum is 42.

The square root of 16149849 is about 4018.6874722974. The cubic root of 16149849 is about 252.7684248021.

The spelling of 16149849 in words is "sixteen million, one hundred forty-nine thousand, eight hundred forty-nine".