2047256 has 8 divisors (see below), whose sum is σ = 3838620. Its totient is φ = 1023624.

The previous prime is 2047249. The next prime is 2047289. The reversal of 2047256 is 6527402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a d-powerful number, because it can be written as 2¹⁸ + 0 + 4⁹ + 7⁷ + 2¹⁸ + 5⁸ + 6⁶ .

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, 127946 + ... + 127961.

2^2047256 is an apocalyptic number.

It is an amenable number.

2047256 is a deficient number, since it is larger than the sum of its proper divisors (1791364).

2047256 is a wasteful number, since it uses less digits than its factorization.

2047256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255913 (or 255909 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 2047256 is about 1430.8235390851. The cubic root of 2047256 is about 126.9767043472.

The spelling of 2047256 in words is "two million, forty-seven thousand, two hundred fifty-six".