2552939 has 2 divisors, whose sum is σ = 2552940. Its totient is φ = 2552938.

The previous prime is 2552917. The next prime is 2552951. The reversal of 2552939 is 9392552.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2552939 is a prime.

It is a Sophie Germain prime.

It is a d-powerful number, because it can be written as 2⁴ + 5⁴ + 5⁹ + 2¹⁶ + 9 + 3⁷ + 9⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 2552899 and 2552908.

It is not a weakly prime, because it can be changed into another prime (2552959) 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, 1276469 + 1276470.

It is an arithmetic number, because the mean of its divisors is an integer number (1276470).

2^2552939 is an apocalyptic number.

2552939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552939 is an equidigital number, since it uses as much as digits as its factorization.

2552939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24300, while the sum is 35.

The square root of 2552939 is about 1597.7919138611. The cubic root of 2552939 is about 136.6721876281.

The spelling of 2552939 in words is "two million, five hundred fifty-two thousand, nine hundred thirty-nine".