2442347 has 4 divisors (see below), whose sum is σ = 2548560. Its totient is φ = 2336136.

The previous prime is 2442311. The next prime is 2442353. The reversal of 2442347 is 7432442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7432442 = 2 ⋅3716221.

It is a cyclic number.

It is not a de Polignac number, because 2442347 - 2¹⁰ = 2441323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2442367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53072 + ... + 53117.

It is an arithmetic number, because the mean of its divisors is an integer number (637140).

2^2442347 is an apocalyptic number.

2442347 is a deficient number, since it is larger than the sum of its proper divisors (106213).

2442347 is a wasteful number, since it uses less digits than its factorization.

2442347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106212.

The product of its digits is 5376, while the sum is 26.

The square root of 2442347 is about 1562.8010110056. The cubic root of 2442347 is about 134.6694611332.

Adding to 2442347 its reverse (7432442), we get a palindrome (9874789).

The spelling of 2442347 in words is "two million, four hundred forty-two thousand, three hundred forty-seven".