2645361 has 24 divisors (see below), whose sum is σ = 4009824. Its totient is φ = 1679040.

The previous prime is 2645359. The next prime is 2645371. The reversal of 2645361 is 1635462.

2645361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2645361 - 2¹ = 2645359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2645311) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 24670 + ... + 24776.

It is an arithmetic number, because the mean of its divisors is an integer number (167076).

2^2645361 is an apocalyptic number.

It is an amenable number.

2645361 is a deficient number, since it is larger than the sum of its proper divisors (1364463).

2645361 is a wasteful number, since it uses less digits than its factorization.

2645361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 218 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 2645361 is about 1626.4565779633. The cubic root of 2645361 is about 138.3019538185.

It can be divided in two parts, 264 and 5361, that added together give a square (5625 = 75²).

The spelling of 2645361 in words is "two million, six hundred forty-five thousand, three hundred sixty-one".