2563262 has 16 divisors (see below), whose sum is σ = 4167072. Its totient is φ = 1175520.

The previous prime is 2563261. The next prime is 2563291. The reversal of 2563262 is 2623652.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a d-powerful number, because it can be written as 2⁶ + 5⁷ + 6⁵ + 3¹² + 2¹² + 6⁸ + 2¹⁸ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2563261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7928 + ... + 8244.

It is an arithmetic number, because the mean of its divisors is an integer number (260442).

2^2563262 is an apocalyptic number.

2563262 is a deficient number, since it is larger than the sum of its proper divisors (1603810).

2563262 is a wasteful number, since it uses less digits than its factorization.

2563262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643.

The product of its digits is 4320, while the sum is 26.

The square root of 2563262 is about 1601.0190504800. The cubic root of 2563262 is about 136.8561546304.

The spelling of 2563262 in words is "two million, five hundred sixty-three thousand, two hundred sixty-two".