16013340 has 144 divisors (see below), whose sum is σ = 56609280. Its totient is φ = 3588480.

The previous prime is 16013321. The next prime is 16013351. The reversal of 16013340 is 4331061.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89371 + ... + 89549.

It is an arithmetic number, because the mean of its divisors is an integer number (393120).

Almost surely, 2^16013340 is an apocalyptic number.

16013340 is a gapful number since it is divisible by the number (10) 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 16013340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28304640).

16013340 is an abundant number, since it is smaller than the sum of its proper divisors (40595940).

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

16013340 is a wasteful number, since it uses less digits than its factorization.

16013340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 16013340 is about 4001.6671525753. The cubic root of 16013340 is about 252.0542211370.

The spelling of 16013340 in words is "sixteen million, thirteen thousand, three hundred forty".