2500426 has 8 divisors (see below), whose sum is σ = 3842244. Its totient is φ = 1219680.

The previous prime is 2500417. The next prime is 2500439. The reversal of 2500426 is 6240052.

It can be written as a sum of positive squares in 2 ways, for example, as 1819801 + 680625 = 1349^2 + 825^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15165 + ... + 15328.

2^2500426 is an apocalyptic number.

2500426 is a deficient number, since it is larger than the sum of its proper divisors (1341818).

2500426 is a wasteful number, since it uses less digits than its factorization.

2500426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30536.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2500426 is about 1581.2735373742. The cubic root of 2500426 is about 135.7285893379.

Adding to 2500426 its reverse (6240052), we get a palindrome (8740478).

It can be divided in two parts, 2500 and 426, that added together give a triangular number (2926 = T₇₆).

The spelling of 2500426 in words is "two million, five hundred thousand, four hundred twenty-six".