2531926 has 16 divisors (see below), whose sum is σ = 3960000. Its totient is φ = 1213128.

The previous prime is 2531923. The next prime is 2531951. The reversal of 2531926 is 6291352.

It is a junction number, because it is equal to n+sod(n) for n = 2531894 and 2531903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2531923) 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, 4825 + ... + 5323.

It is an arithmetic number, because the mean of its divisors is an integer number (247500).

2^2531926 is an apocalyptic number.

2531926 is a deficient number, since it is larger than the sum of its proper divisors (1428074).

2531926 is a wasteful number, since it uses less digits than its factorization.

2531926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603.

The product of its digits is 3240, while the sum is 28.

The square root of 2531926 is about 1591.2026897916. The cubic root of 2531926 is about 136.2961754667.

The spelling of 2531926 in words is "two million, five hundred thirty-one thousand, nine hundred twenty-six".