5440458 has 16 divisors (see below), whose sum is σ = 11256480. Its totient is φ = 1750896.

The previous prime is 5440453. The next prime is 5440499. The reversal of 5440458 is 8540445.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5440453) 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, 15460 + ... + 15807.

It is an arithmetic number, because the mean of its divisors is an integer number (703530).

Almost surely, 2^5440458 is an apocalyptic number.

5440458 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

5440458 is an abundant number, since it is smaller than the sum of its proper divisors (5816022).

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

5440458 is a wasteful number, since it uses less digits than its factorization.

5440458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31301.

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 5440458 is about 2332.4789388117. The cubic root of 5440458 is about 175.8781224047.

The spelling of 5440458 in words is "five million, four hundred forty thousand, four hundred fifty-eight".