4280416 has 48 divisors (see below), whose sum is σ = 9779616. Its totient is φ = 1806336.

The previous prime is 4280407. The next prime is 4280417. The reversal of 4280416 is 6140824.

It is a super-2 number, since 2×4280416² = 36643922266112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4280417) 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, 21630 + ... + 21826.

It is an arithmetic number, because the mean of its divisors is an integer number (203742).

Almost surely, 2^4280416 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 4280416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4889808).

4280416 is an abundant number, since it is smaller than the sum of its proper divisors (5499200).

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

4280416 is a wasteful number, since it uses less digits than its factorization.

4280416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 4280416 is about 2068.9166247097. The cubic root of 4280416 is about 162.3660877041.

The spelling of 4280416 in words is "four million, two hundred eighty thousand, four hundred sixteen".