4247936 has 64 divisors (see below), whose sum is σ = 10575360. Its totient is φ = 1651200.

The previous prime is 4247923. The next prime is 4247981. The reversal of 4247936 is 6397424.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 4247896 and 4247905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9641 + ... + 10071.

It is an arithmetic number, because the mean of its divisors is an integer number (165240).

Almost surely, 2^4247936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4247936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5287680).

4247936 is an abundant number, since it is smaller than the sum of its proper divisors (6327424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4247936 is a wasteful number, since it uses less digits than its factorization.

4247936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463 (or 451 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 4247936 is about 2061.0521584860. The cubic root of 4247936 is about 161.9543640188.

The spelling of 4247936 in words is "four million, two hundred forty-seven thousand, nine hundred thirty-six".