2921246 has 16 divisors (see below), whose sum is σ = 4678560. Its totient is φ = 1363200.

The previous prime is 2921239. The next prime is 2921249. The reversal of 2921246 is 6421292.

2921246 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2921249) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4850 + ... + 5418.

It is an arithmetic number, because the mean of its divisors is an integer number (292410).

2^2921246 is an apocalyptic number.

2921246 is a deficient number, since it is larger than the sum of its proper divisors (1757314).

2921246 is a wasteful number, since it uses less digits than its factorization.

2921246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739.

The product of its digits is 1728, while the sum is 26.

The square root of 2921246 is about 1709.1652933523. The cubic root of 2921246 is about 142.9517172807.

The spelling of 2921246 in words is "two million, nine hundred twenty-one thousand, two hundred forty-six".