16149996 has 48 divisors (see below), whose sum is σ = 42117600. Its totient is φ = 5351616.

The previous prime is 16149989. The next prime is 16149997. The reversal of 16149996 is 69994161.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (16149997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24406 + ... + 25058.

It is an arithmetic number, because the mean of its divisors is an integer number (877450).

Almost surely, 2^16149996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16149996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21058800).

16149996 is an abundant number, since it is smaller than the sum of its proper divisors (25967604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16149996 is a wasteful number, since it uses less digits than its factorization.

16149996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895 (or 887 counting only the distinct ones).

The product of its digits is 104976, while the sum is 45.

The square root of 16149996 is about 4018.7057618094. The cubic root of 16149996 is about 252.7691917204.

The spelling of 16149996 in words is "sixteen million, one hundred forty-nine thousand, nine hundred ninety-six".