2531026 has 8 divisors (see below), whose sum is σ = 3919104. Its totient is φ = 1224660.

The previous prime is 2531017. The next prime is 2531027. The reversal of 2531026 is 6201352.

It is a happy number.

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

It is a super-2 number, since 2×2531026² = 12812185225352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2530994 and 2531012.

It is not an unprimeable number, because it can be changed into a prime (2531027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20350 + ... + 20473.

It is an arithmetic number, because the mean of its divisors is an integer number (489888).

2^2531026 is an apocalyptic number.

2531026 is a deficient number, since it is larger than the sum of its proper divisors (1388078).

2531026 is a wasteful number, since it uses less digits than its factorization.

2531026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40856.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2531026 is about 1590.9198597038. The cubic root of 2531026 is about 136.2800242449.

Adding to 2531026 its reverse (6201352), we get a palindrome (8732378).

The spelling of 2531026 in words is "two million, five hundred thirty-one thousand, twenty-six".