5539940 has 36 divisors (see below), whose sum is σ = 13535676. Its totient is φ = 1899072.

The previous prime is 5539927. The next prime is 5539949. The reversal of 5539940 is 499355.

It can be written as a sum of positive squares in 2 ways, for example, as 3211264 + 2328676 = 1792^2 + 1526^2 .

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 5539940.

It is not an unprimeable number, because it can be changed into a prime (5539949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1847 + ... + 3806.

It is an arithmetic number, because the mean of its divisors is an integer number (375991).

Almost surely, 2^5539940 is an apocalyptic number.

It is an amenable number.

5539940 is an abundant number, since it is smaller than the sum of its proper divisors (7995736).

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

5539940 is a wasteful number, since it uses less digits than its factorization.

5539940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5676 (or 5667 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 35.

The square root of 5539940 is about 2353.7077133748. The cubic root of 5539940 is about 176.9436657732.

The spelling of 5539940 in words is "five million, five hundred thirty-nine thousand, nine hundred forty".