5613940 has 12 divisors (see below), whose sum is σ = 11789316. Its totient is φ = 2245568.

The previous prime is 5613929. The next prime is 5613943. The reversal of 5613940 is 493165.

It can be written as a sum of positive squares in 2 ways, for example, as 1304164 + 4309776 = 1142^2 + 2076^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5613899 and 5613908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5613943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140329 + ... + 140368.

It is an arithmetic number, because the mean of its divisors is an integer number (982443).

Almost surely, 2^5613940 is an apocalyptic number.

It is an amenable number.

5613940 is an abundant number, since it is smaller than the sum of its proper divisors (6175376).

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

5613940 is a wasteful number, since it uses less digits than its factorization.

5613940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280706 (or 280704 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 5613940 is about 2369.3754451332. The cubic root of 5613940 is about 177.7280280352.

The spelling of 5613940 in words is "five million, six hundred thirteen thousand, nine hundred forty".