2948261 has 2 divisors, whose sum is σ = 2948262. Its totient is φ = 2948260.

The previous prime is 2948233. The next prime is 2948273. The reversal of 2948261 is 1628492.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2825761 + 122500 = 1681^2 + 350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2948261 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2948161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1474130 + 1474131.

It is an arithmetic number, because the mean of its divisors is an integer number (1474131).

2^2948261 is an apocalyptic number.

It is an amenable number.

2948261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2948261 is an equidigital number, since it uses as much as digits as its factorization.

2948261 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 2948261 is about 1717.0500866311. The cubic root of 2948261 is about 143.3910271919.

The spelling of 2948261 in words is "two million, nine hundred forty-eight thousand, two hundred sixty-one".