2259956 has 6 divisors (see below), whose sum is σ = 3954930. Its totient is φ = 1129976.

The previous prime is 2259949. The next prime is 2259967. The reversal of 2259956 is 6599522.

It can be written as a sum of positive squares in only one way, i.e., 1136356 + 1123600 = 1066^2 + 1060^2 .

It is a super-2 number, since 2×2259956² = 10214802243872, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 282491 + ... + 282498.

It is an arithmetic number, because the mean of its divisors is an integer number (659155).

2^2259956 is an apocalyptic number.

It is an amenable number.

2259956 is a deficient number, since it is larger than the sum of its proper divisors (1694974).

2259956 is a wasteful number, since it uses less digits than its factorization.

2259956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564993 (or 564991 counting only the distinct ones).

The product of its digits is 48600, while the sum is 38.

The square root of 2259956 is about 1503.3150035837. The cubic root of 2259956 is about 131.2300601606.

The spelling of 2259956 in words is "two million, two hundred fifty-nine thousand, nine hundred fifty-six".