5440008 has 32 divisors (see below), whose sum is σ = 15543360. Its totient is φ = 1554240.

The previous prime is 5440007. The next prime is 5440009. The reversal of 5440008 is 8000445.

It is an interprime number because it is at equal distance from previous prime (5440007) and next prime (5440009).

It is a super-3 number, since 3×5440008³ (a number of 21 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (5440007) 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, 16023 + ... + 16358.

It is an arithmetic number, because the mean of its divisors is an integer number (485730).

Almost surely, 2^5440008 is an apocalyptic number.

It is an amenable number.

5440008 is an abundant number, since it is smaller than the sum of its proper divisors (10103352).

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

5440008 is a wasteful number, since it uses less digits than its factorization.

5440008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32397 (or 32393 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 5440008 is about 2332.3824729233. The cubic root of 5440008 is about 175.8732730986.

The spelling of 5440008 in words is "five million, four hundred forty thousand, eight".