16074240 has 320 divisors, whose sum is σ = 65995776. Its totient is φ = 3244032.

The previous prime is 16074203. The next prime is 16074257. The reversal of 16074240 is 4247061.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 16074240.

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, 698869 + ... + 698891.

Almost surely, 2^16074240 is an apocalyptic number.

16074240 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 16074240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32997888).

16074240 is an abundant number, since it is smaller than the sum of its proper divisors (49921536).

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

16074240 is a wasteful number, since it uses less digits than its factorization.

16074240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 16074240 is about 4009.2692601021. The cubic root of 16074240 is about 252.3733443151.

The spelling of 16074240 in words is "sixteen million, seventy-four thousand, two hundred forty".