4540056 has 16 divisors (see below), whose sum is σ = 11350200. Its totient is φ = 1513344.

The previous prime is 4540049. The next prime is 4540061. The reversal of 4540056 is 6500454.

It is a super-2 number, since 2×4540056² = 41224216966272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 189169 = 4540056 / (4 + 5 + 4 + 0 + 0 + 5 + 6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94561 + ... + 94608.

Almost surely, 2^4540056 is an apocalyptic number.

It is an amenable number.

4540056 is an abundant number, since it is smaller than the sum of its proper divisors (6810144).

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

4540056 is a wasteful number, since it uses less digits than its factorization.

4540056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189178 (or 189174 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 4540056 is about 2130.7407162769. The cubic root of 4540056 is about 165.5847753746.

The spelling of 4540056 in words is "four million, five hundred forty thousand, fifty-six".