16265040 has 160 divisors (see below), whose sum is σ = 56460672. Its totient is φ = 3840000.

The previous prime is 16265033. The next prime is 16265059. The reversal of 16265040 is 4056261.

16265040 is digitally balanced in base 2, because in such base 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 16265040.

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, 160990 + ... + 161090.

Almost surely, 2^16265040 is an apocalyptic number.

16265040 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 16265040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28230336).

16265040 is an abundant number, since it is smaller than the sum of its proper divisors (40195632).

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

16265040 is a wasteful number, since it uses less digits than its factorization.

16265040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189 (or 183 counting only the distinct ones).

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

The square root of 16265040 is about 4032.9939251132. The cubic root of 16265040 is about 253.3679700256.

It can be divided in two parts, 1626 and 5040, that added together give a palindrome (6666).

The spelling of 16265040 in words is "sixteen million, two hundred sixty-five thousand, forty".