2563377 has 4 divisors (see below), whose sum is σ = 3417840. Its totient is φ = 1708916.

The previous prime is 2563369. The next prime is 2563381. The reversal of 2563377 is 7733652.

2563377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2563377 - 2³ = 2563369 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 5⁷ + 6⁵ + 3¹⁰ + 3¹³ + 7² + 7⁷ .

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2563307) 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 3 ways as a sum of consecutive naturals, for example, 427227 + ... + 427232.

It is an arithmetic number, because the mean of its divisors is an integer number (854460).

2^2563377 is an apocalyptic number.

It is an amenable number.

2563377 is a deficient number, since it is larger than the sum of its proper divisors (854463).

2563377 is an equidigital number, since it uses as much as digits as its factorization.

2563377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854462.

The product of its digits is 26460, while the sum is 33.

The square root of 2563377 is about 1601.0549647030. The cubic root of 2563377 is about 136.8582012702.

The spelling of 2563377 in words is "two million, five hundred sixty-three thousand, three hundred seventy-seven".