4281816 has 96 divisors (see below), whose sum is σ = 13625280. Its totient is φ = 1108800.

The previous prime is 4281803. The next prime is 4281833. The reversal of 4281816 is 6181824.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12771 + ... + 13101.

It is an arithmetic number, because the mean of its divisors is an integer number (141930).

Almost surely, 2^4281816 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 4281816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6812640).

4281816 is an abundant number, since it is smaller than the sum of its proper divisors (9343464).

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

4281816 is a wasteful number, since it uses less digits than its factorization.

4281816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365 (or 354 counting only the distinct ones).

The product of its digits is 3072, while the sum is 30.

The square root of 4281816 is about 2069.2549383776. The cubic root of 4281816 is about 162.3837875215.

The spelling of 4281816 in words is "four million, two hundred eighty-one thousand, eight hundred sixteen".