4242816 has 96 divisors (see below), whose sum is σ = 12729600. Its totient is φ = 1354752.

The previous prime is 4242781. The next prime is 4242829. The reversal of 4242816 is 6182424.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 4242816.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33345 + ... + 33471.

It is an arithmetic number, because the mean of its divisors is an integer number (132600).

Almost surely, 2^4242816 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 4242816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6364800).

4242816 is an abundant number, since it is smaller than the sum of its proper divisors (8486784).

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

4242816 is a wasteful number, since it uses less digits than its factorization.

4242816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 161 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 4242816 is about 2059.8096999480. The cubic root of 4242816 is about 161.8892704681.

It can be divided in two parts, 424 and 2816, that added together give a triangular number (3240 = T₈₀).

The spelling of 4242816 in words is "four million, two hundred forty-two thousand, eight hundred sixteen".