16265240 has 16 divisors (see below), whose sum is σ = 36596880. Its totient is φ = 6506080.

The previous prime is 16265239. The next prime is 16265269. The reversal of 16265240 is 4256261.

It is a plaindrome in base 14.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203276 + ... + 203355.

It is an arithmetic number, because the mean of its divisors is an integer number (2287305).

Almost surely, 2^16265240 is an apocalyptic number.

16265240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16265240 is an abundant number, since it is smaller than the sum of its proper divisors (20331640).

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

16265240 is a wasteful number, since it uses less digits than its factorization.

16265240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406642 (or 406638 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 16265240 is about 4033.0187205120. The cubic root of 16265240 is about 253.3690085185.

The spelling of 16265240 in words is "sixteen million, two hundred sixty-five thousand, two hundred forty".