2790901 has 2 divisors, whose sum is σ = 2790902. Its totient is φ = 2790900.

The previous prime is 2790883. The next prime is 2790923. The reversal of 2790901 is 1090972.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1962801 + 828100 = 1401^2 + 910^2 .

It is a cyclic number.

It is not a de Polignac number, because 2790901 - 2¹³ = 2782709 is a prime.

It is a Chen prime.

2790901 is a lucky number.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 2790901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2790971) 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, 1395450 + 1395451.

It is an arithmetic number, because the mean of its divisors is an integer number (1395451).

2^2790901 is an apocalyptic number.

It is an amenable number.

2790901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2790901 is an equidigital number, since it uses as much as digits as its factorization.

2790901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 2790901 is about 1670.5989943730. The cubic root of 2790901 is about 140.7931342694.

The spelling of 2790901 in words is "two million, seven hundred ninety thousand, nine hundred one".