2288939 has 2 divisors, whose sum is σ = 2288940. Its totient is φ = 2288938.

The previous prime is 2288929. The next prime is 2288953. The reversal of 2288939 is 9398822.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2288939 - 2²⁰ = 1240363 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2288896 and 2288905.

It is not a weakly prime, because it can be changed into another prime (2288929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144469 + 1144470.

It is an arithmetic number, because the mean of its divisors is an integer number (1144470).

2^2288939 is an apocalyptic number.

2288939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2288939 is an equidigital number, since it uses as much as digits as its factorization.

2288939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 41.

The square root of 2288939 is about 1512.9239901595. The cubic root of 2288939 is about 131.7886693416.

The spelling of 2288939 in words is "two million, two hundred eighty-eight thousand, nine hundred thirty-nine".