4054840 has 64 divisors (see below), whose sum is σ = 9914400. Its totient is φ = 1486848.

The previous prime is 4054837. The next prime is 4054873. The reversal of 4054840 is 484504.

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, 45516 + ... + 45604.

Almost surely, 2^4054840 is an apocalyptic number.

4054840 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 4054840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4957200).

4054840 is an abundant number, since it is smaller than the sum of its proper divisors (5859560).

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

4054840 is a wasteful number, since it uses less digits than its factorization.

4054840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 4054840 is about 2013.6633283645. The cubic root of 4054840 is about 159.4622572292.

The spelling of 4054840 in words is "four million, fifty-four thousand, eight hundred forty".