2438247 has 8 divisors (see below), whose sum is σ = 3715456. Its totient is φ = 1393272.

The previous prime is 2438239. The next prime is 2438281. The reversal of 2438247 is 7428342.

2438247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2438247 - 2³ = 2438239 is a prime.

It is a Duffinian number.

2438247 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2433247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58033 + ... + 58074.

It is an arithmetic number, because the mean of its divisors is an integer number (464432).

2^2438247 is an apocalyptic number.

2438247 is a deficient number, since it is larger than the sum of its proper divisors (1277209).

2438247 is a wasteful number, since it uses less digits than its factorization.

2438247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116117.

The product of its digits is 10752, while the sum is 30.

The square root of 2438247 is about 1561.4887127354. The cubic root of 2438247 is about 134.5940617948.

The spelling of 2438247 in words is "two million, four hundred thirty-eight thousand, two hundred forty-seven".