4282040 has 64 divisors (see below), whose sum is σ = 11309760. Its totient is φ = 1428480.

The previous prime is 4282027. The next prime is 4282051. The reversal of 4282040 is 402824.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11294 + ... + 11666.

It is an arithmetic number, because the mean of its divisors is an integer number (176715).

Almost surely, 2^4282040 is an apocalyptic number.

4282040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4282040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5654880).

4282040 is an abundant number, since it is smaller than the sum of its proper divisors (7027720).

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

4282040 is a wasteful number, since it uses less digits than its factorization.

4282040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4282040 is about 2069.3090634316. The cubic root of 4282040 is about 162.3866191342.

Adding to 4282040 its reverse (402824), we get a palindrome (4684864).

The spelling of 4282040 in words is "four million, two hundred eighty-two thousand, forty".