2626816 has 36 divisors (see below), whose sum is σ = 5428864. Its totient is φ = 1267200.

The previous prime is 2626801. The next prime is 2626817. The reversal of 2626816 is 6186262.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a zygodrome in base 3 and base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2626817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7771 + ... + 8101.

2^2626816 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 2626816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2714432).

2626816 is an abundant number, since it is smaller than the sum of its proper divisors (2802048).

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

2626816 is an equidigital number, since it uses as much as digits as its factorization.

2626816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 364 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 2626816 is about 1620.7455074749. The cubic root of 2626816 is about 137.9780123199.

The spelling of 2626816 in words is "two million, six hundred twenty-six thousand, eight hundred sixteen".