2590426 has 16 divisors (see below), whose sum is σ = 4185000. Its totient is φ = 1198080.

The previous prime is 2590417. The next prime is 2590429. The reversal of 2590426 is 6240952.

It can be written as a sum of positive squares in 4 ways, for example, as 1782225 + 808201 = 1335^2 + 899^2 .

It is a super-2 number, since 2×2590426² = 13420613722952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2590394 and 2590403.

It is not an unprimeable number, because it can be changed into a prime (2590429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1450 + ... + 2698.

2^2590426 is an apocalyptic number.

2590426 is a deficient number, since it is larger than the sum of its proper divisors (1594574).

2590426 is a wasteful number, since it uses less digits than its factorization.

2590426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2590426 is about 1609.4800402615. The cubic root of 2590426 is about 137.3378982260.

The spelling of 2590426 in words is "two million, five hundred ninety thousand, four hundred twenty-six".