16039212 has 48 divisors (see below), whose sum is σ = 43330560. Its totient is φ = 4522752.

The previous prime is 16039189. The next prime is 16039213. The reversal of 16039212 is 21293061.

It is not an unprimeable number, because it can be changed into a prime (16039213) 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, 5428 + ... + 7844.

It is an arithmetic number, because the mean of its divisors is an integer number (902720).

Almost surely, 2^16039212 is an apocalyptic number.

16039212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16039212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21665280).

16039212 is an abundant number, since it is smaller than the sum of its proper divisors (27291348).

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

16039212 is a wasteful number, since it uses less digits than its factorization.

16039212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2510 (or 2508 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 16039212 is about 4004.8985005865. The cubic root of 16039212 is about 252.1898921460.

The spelling of 16039212 in words is "sixteen million, thirty-nine thousand, two hundred twelve".