2378653 has 2 divisors, whose sum is σ = 2378654. Its totient is φ = 2378652.

The previous prime is 2378641. The next prime is 2378669. The reversal of 2378653 is 3568732.

2378653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2196324 + 182329 = 1482^2 + 427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2378653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2378633) 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 as a sum of consecutive naturals, namely, 1189326 + 1189327.

It is an arithmetic number, because the mean of its divisors is an integer number (1189327).

2^2378653 is an apocalyptic number.

It is an amenable number.

2378653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2378653 is an equidigital number, since it uses as much as digits as its factorization.

2378653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 2378653 is about 1542.2882350585. The cubic root of 2378653 is about 133.4884521052.

The spelling of 2378653 in words is "two million, three hundred seventy-eight thousand, six hundred fifty-three".