5440356 has 18 divisors (see below), whose sum is σ = 13752102. Its totient is φ = 1813440.

The previous prime is 5440343. The next prime is 5440361. The reversal of 5440356 is 6530445.

It can be written as a sum of positive squares in only one way, i.e., 3006756 + 2433600 = 1734^2 + 1560^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75525 + ... + 75596.

Almost surely, 2^5440356 is an apocalyptic number.

It is an amenable number.

5440356 is an abundant number, since it is smaller than the sum of its proper divisors (8311746).

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

5440356 is a wasteful number, since it uses less digits than its factorization.

5440356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151131 (or 151126 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 5440356 is about 2332.4570735600. The cubic root of 5440356 is about 175.8770232521.

Adding to 5440356 its product of nonzero digits (7200), we get a square (5447556 = 2334²).

The spelling of 5440356 in words is "five million, four hundred forty thousand, three hundred fifty-six".