3842247 has 8 divisors (see below), whose sum is σ = 5132160. Its totient is φ = 2556920.

The previous prime is 3842231. The next prime is 3842269. The reversal of 3842247 is 7422483.

3842247 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 a cyclic number.

It is not a de Polignac number, because 3842247 - 2⁴ = 3842231 is a prime.

3842247 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3842227) 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, 2254 + ... + 3572.

It is an arithmetic number, because the mean of its divisors is an integer number (641520).

Almost surely, 2^3842247 is an apocalyptic number.

3842247 is a deficient number, since it is larger than the sum of its proper divisors (1289913).

3842247 is a wasteful number, since it uses less digits than its factorization.

3842247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2293.

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

The square root of 3842247 is about 1960.1650440715. The cubic root of 3842247 is about 156.6252438146.

The spelling of 3842247 in words is "three million, eight hundred forty-two thousand, two hundred forty-seven".