2556262 has 4 divisors (see below), whose sum is σ = 3834396. Its totient is φ = 1278130.

The previous prime is 2556259. The next prime is 2556277. The reversal of 2556262 is 2626552.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 2¹⁰ + 5⁵ + 5⁸ + 6⁴ + 2¹⁴ + 6⁶ + 2²¹ .

It is a self number, because there is not a number n which added to its sum of digits gives 2556262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639064 + ... + 639067.

It is an arithmetic number, because the mean of its divisors is an integer number (958599).

2^2556262 is an apocalyptic number.

2556262 is a deficient number, since it is larger than the sum of its proper divisors (1278134).

2556262 is a wasteful number, since it uses less digits than its factorization.

2556262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278133.

The product of its digits is 7200, while the sum is 28.

The square root of 2556262 is about 1598.8314482771. The cubic root of 2556262 is about 136.7314611126.

The spelling of 2556262 in words is "two million, five hundred fifty-six thousand, two hundred sixty-two".