2942539 has 2 divisors, whose sum is σ = 2942540. Its totient is φ = 2942538.

The previous prime is 2942531. The next prime is 2942561. The reversal of 2942539 is 9352492.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2942539 - 2³ = 2942531 is a prime.

It is not a weakly prime, because it can be changed into another prime (2942531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1471269 + 1471270.

It is an arithmetic number, because the mean of its divisors is an integer number (1471270).

2^2942539 is an apocalyptic number.

2942539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2942539 is an equidigital number, since it uses as much as digits as its factorization.

2942539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 34.

The square root of 2942539 is about 1715.3830476019. The cubic root of 2942539 is about 143.2982024352.

It can be divided in two parts, 2942 and 539, that added together give a square (3481 = 59²).

The spelling of 2942539 in words is "two million, nine hundred forty-two thousand, five hundred thirty-nine".