16140276 has 96 divisors (see below), whose sum is σ = 45360000. Its totient is φ = 4944384.

The previous prime is 16140247. The next prime is 16140277. The reversal of 16140276 is 67204161.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16140277) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108250 + ... + 108398.

It is an arithmetic number, because the mean of its divisors is an integer number (472500).

Almost surely, 2^16140276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16140276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22680000).

16140276 is an abundant number, since it is smaller than the sum of its proper divisors (29219724).

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

16140276 is a wasteful number, since it uses less digits than its factorization.

16140276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 16140276 is about 4017.4962352191. The cubic root of 16140276 is about 252.7184711792.

The spelling of 16140276 in words is "sixteen million, one hundred forty thousand, two hundred seventy-six".