2521796 has 12 divisors (see below), whose sum is σ = 4424700. Its totient is φ = 1257600.

The previous prime is 2521769. The next prime is 2521807. The reversal of 2521796 is 6971252.

2521796 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2208196 + 313600 = 1486^2 + 560^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880 + ... + 2928.

It is an arithmetic number, because the mean of its divisors is an integer number (368725).

2^2521796 is an apocalyptic number.

It is an amenable number.

2521796 is a deficient number, since it is larger than the sum of its proper divisors (1902904).

2521796 is a wasteful number, since it uses less digits than its factorization.

2521796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654 (or 1652 counting only the distinct ones).

The product of its digits is 7560, while the sum is 32.

The square root of 2521796 is about 1588.0163727116. The cubic root of 2521796 is about 136.1141630796.

It can be divided in two parts, 252 and 1796, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 2521796 in words is "two million, five hundred twenty-one thousand, seven hundred ninety-six".