4247959 has 8 divisors (see below), whose sum is σ = 4335408. Its totient is φ = 4161600.

The previous prime is 4247923. The next prime is 4247981. The reversal of 4247959 is 9597424.

4247959 = 153² + 154² + ... + 253².

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 4247959 - 2⁹ = 4247447 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 (4247459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13684 + ... + 13990.

It is an arithmetic number, because the mean of its divisors is an integer number (541926).

Almost surely, 2^4247959 is an apocalyptic number.

4247959 is a deficient number, since it is larger than the sum of its proper divisors (87449).

4247959 is a wasteful number, since it uses less digits than its factorization.

4247959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545.

The product of its digits is 90720, while the sum is 40.

The square root of 4247959 is about 2061.0577381529. The cubic root of 4247959 is about 161.9546563132.

The spelling of 4247959 in words is "four million, two hundred forty-seven thousand, nine hundred fifty-nine".