2939977 has 2 divisors, whose sum is σ = 2939978. Its totient is φ = 2939976.

The previous prime is 2939971. The next prime is 2939999. The reversal of 2939977 is 7799392.

2939977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1585081 + 1354896 = 1259^2 + 1164^2 .

It is a cyclic number.

It is not a de Polignac number, because 2939977 - 2¹¹ = 2937929 is a prime.

It is not a weakly prime, because it can be changed into another prime (2939971) 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, 1469988 + 1469989.

It is an arithmetic number, because the mean of its divisors is an integer number (1469989).

2^2939977 is an apocalyptic number.

It is an amenable number.

2939977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2939977 is an equidigital number, since it uses as much as digits as its factorization.

2939977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 214326, while the sum is 46.

The square root of 2939977 is about 1714.6361129989. The cubic root of 2939977 is about 143.2566015595.

It can be divided in two parts, 2939 and 977, that added together give a triangular number (3916 = T₈₈).

The spelling of 2939977 in words is "two million, nine hundred thirty-nine thousand, nine hundred seventy-seven".