5440090 has 8 divisors (see below), whose sum is σ = 9792180. Its totient is φ = 2176032.

The previous prime is 5440087. The next prime is 5440103. The reversal of 5440090 is 900445.

It can be written as a sum of positive squares in 2 ways, for example, as 4405801 + 1034289 = 2099^2 + 1017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 271995 + ... + 272014.

Almost surely, 2^5440090 is an apocalyptic number.

5440090 is a deficient number, since it is larger than the sum of its proper divisors (4352090).

5440090 is a wasteful number, since it uses less digits than its factorization.

5440090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544016.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 5440090 is about 2332.4000514492. The cubic root of 5440090 is about 175.8741567699.

The spelling of 5440090 in words is "five million, four hundred forty thousand, ninety".