2559922 has 4 divisors (see below), whose sum is σ = 3839886. Its totient is φ = 1279960.

The previous prime is 2559913. The next prime is 2559937. The reversal of 2559922 is 2299552.

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

It can be written as a sum of positive squares in only one way, i.e., 2436721 + 123201 = 1561^2 + 351^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639979 + ... + 639982.

2^2559922 is an apocalyptic number.

2559922 is a deficient number, since it is larger than the sum of its proper divisors (1279964).

2559922 is a wasteful number, since it uses less digits than its factorization.

2559922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279963.

The product of its digits is 16200, while the sum is 34.

The square root of 2559922 is about 1599.9756248143. The cubic root of 2559922 is about 136.7966863646.

It can be divided in two parts, 2559 and 922, that added together give a square (3481 = 59²).

The spelling of 2559922 in words is "two million, five hundred fifty-nine thousand, nine hundred twenty-two".