2293439 has 2 divisors, whose sum is σ = 2293440. Its totient is φ = 2293438.

The previous prime is 2293427. The next prime is 2293463. The reversal of 2293439 is 9343922.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2293439 - 2⁸ = 2293183 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2293139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1146719 + 1146720.

It is an arithmetic number, because the mean of its divisors is an integer number (1146720).

2^2293439 is an apocalyptic number.

2293439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2293439 is an equidigital number, since it uses as much as digits as its factorization.

2293439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 32.

The square root of 2293439 is about 1514.4104463454. The cubic root of 2293439 is about 131.8749772766.

The spelling of 2293439 in words is "two million, two hundred ninety-three thousand, four hundred thirty-nine".