16002870 has 64 divisors (see below), whose sum is σ = 42517440. Its totient is φ = 3829248.

The previous prime is 16002863. The next prime is 16002887. The reversal of 16002870 is 7820061.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16002870.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13876 + ... + 14984.

It is an arithmetic number, because the mean of its divisors is an integer number (664335).

Almost surely, 2^16002870 is an apocalyptic number.

16002870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16002870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21258720).

16002870 is an abundant number, since it is smaller than the sum of its proper divisors (26514570).

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

16002870 is a wasteful number, since it uses less digits than its factorization.

16002870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 16002870 is about 4000.3587339137. The cubic root of 16002870 is about 251.9992756341. Note that the first 3 decimals are identical.

The spelling of 16002870 in words is "sixteen million, two thousand, eight hundred seventy".