2646270 has 96 divisors (see below), whose sum is σ = 7852320. Its totient is φ = 641520.

The previous prime is 2646269. The next prime is 2646353. The reversal of 2646270 is 726462.

2646270 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 (27).

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 240565 + ... + 240575.

It is an arithmetic number, because the mean of its divisors is an integer number (81795).

2^2646270 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2646270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3926160).

2646270 is an abundant number, since it is smaller than the sum of its proper divisors (5206050).

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

2646270 is an equidigital number, since it uses as much as digits as its factorization.

2646270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50 (or 21 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 2646270 is about 1626.7359957903. The cubic root of 2646270 is about 138.3177931286.

It can be divided in two parts, 2646 and 270, that added together give a square (2916 = 54²).

The spelling of 2646270 in words is "two million, six hundred forty-six thousand, two hundred seventy".