2559930 has 16 divisors (see below), whose sum is σ = 6143904. Its totient is φ = 682640.

The previous prime is 2559913. The next prime is 2559937. The reversal of 2559930 is 399552.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2559891 and 2559900.

It is not an unprimeable number, because it can be changed into a prime (2559937) 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, 42636 + ... + 42695.

It is an arithmetic number, because the mean of its divisors is an integer number (383994).

2^2559930 is an apocalyptic number.

2559930 is an abundant number, since it is smaller than the sum of its proper divisors (3583974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2559930 is a wasteful number, since it uses less digits than its factorization.

2559930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85341.

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 2559930 is about 1599.9781248505. The cubic root of 2559930 is about 136.7968288653.

The spelling of 2559930 in words is "two million, five hundred fifty-nine thousand, nine hundred thirty".