16276656 has 80 divisors (see below), whose sum is σ = 47496960. Its totient is φ = 4757760.

The previous prime is 16276651. The next prime is 16276669. The reversal of 16276656 is 65667261.

16276656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16276651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14781 + ... + 15843.

It is an arithmetic number, because the mean of its divisors is an integer number (593712).

Almost surely, 2^16276656 is an apocalyptic number.

16276656 is a gapful number since it is divisible by the number (16) 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 16276656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23748480).

16276656 is an abundant number, since it is smaller than the sum of its proper divisors (31220304).

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

16276656 is a wasteful number, since it uses less digits than its factorization.

16276656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114 (or 1108 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 16276656 is about 4034.4337892696. The cubic root of 16276656 is about 253.4282715883.

It can be divided in two parts, 1627665 and 6, that multiplied together give a triangular number (9765990 = T₄₄₁₉).

The spelling of 16276656 in words is "sixteen million, two hundred seventy-six thousand, six hundred fifty-six".