16065240 has 32 divisors (see below), whose sum is σ = 48196080. Its totient is φ = 4284032.

The previous prime is 16065239. The next prime is 16065251. The reversal of 16065240 is 4256061.

16065240 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 16065240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66819 + ... + 67058.

Almost surely, 2^16065240 is an apocalyptic number.

16065240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16065240 is an abundant number, since it is smaller than the sum of its proper divisors (32130840).

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

16065240 is a wasteful number, since it uses less digits than its factorization.

16065240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133891 (or 133887 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 16065240 is about 4008.1467039019. The cubic root of 16065240 is about 252.3262340703.

The spelling of 16065240 in words is "sixteen million, sixty-five thousand, two hundred forty".