4240847 has 4 divisors (see below), whose sum is σ = 4567080. Its totient is φ = 3914616.

The previous prime is 4240843. The next prime is 4240849. The reversal of 4240847 is 7480424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4240847 - 2² = 4240843 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240843) 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, 163097 + ... + 163122.

It is an arithmetic number, because the mean of its divisors is an integer number (1141770).

Almost surely, 2^4240847 is an apocalyptic number.

4240847 is a deficient number, since it is larger than the sum of its proper divisors (326233).

4240847 is a wasteful number, since it uses less digits than its factorization.

4240847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326232.

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 4240847 is about 2059.3316877084. The cubic root of 4240847 is about 161.8642234792.

The spelling of 4240847 in words is "four million, two hundred forty thousand, eight hundred forty-seven".