4030056 has 48 divisors (see below), whose sum is σ = 11007360. Its totient is φ = 1332000.

The previous prime is 4030051. The next prime is 4030063. The reversal of 4030056 is 6500304.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4030051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15931 + ... + 16181.

It is an arithmetic number, because the mean of its divisors is an integer number (229320).

Almost surely, 2^4030056 is an apocalyptic number.

It is a pronic number, being equal to 2007×2008.

It is an amenable number.

4030056 is an abundant number, since it is smaller than the sum of its proper divisors (6977304).

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

4030056 is a wasteful number, since it uses less digits than its factorization.

4030056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 479 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 4030056 is about 2007.4999377335. The cubic root of 4030056 is about 159.1367045503.

The spelling of 4030056 in words is "four million, thirty thousand, fifty-six", and thus it is an eban number.