2924861 has 2 divisors, whose sum is σ = 2924862. Its totient is φ = 2924860.

The previous prime is 2924851. The next prime is 2924869. The reversal of 2924861 is 1684292.

2924861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2869636 + 55225 = 1694^2 + 235^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2924861 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2924869) 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 as a sum of consecutive naturals, namely, 1462430 + 1462431.

It is an arithmetic number, because the mean of its divisors is an integer number (1462431).

2^2924861 is an apocalyptic number.

It is an amenable number.

2924861 is a deficient number, since it is larger than the sum of its proper divisors (1).

2924861 is an equidigital number, since it uses as much as digits as its factorization.

2924861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The square root of 2924861 is about 1710.2225001444. Note that the first 3 decimals coincide. The cubic root of 2924861 is about 143.0106598733.

The spelling of 2924861 in words is "two million, nine hundred twenty-four thousand, eight hundred sixty-one".