5820040 has 16 divisors (see below), whose sum is σ = 13095180. Its totient is φ = 2328000.

The previous prime is 5820037. The next prime is 5820041. The reversal of 5820040 is 400285.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5731236 + 88804 = 2394^2 + 298^2 .

It is not an unprimeable number, because it can be changed into a prime (5820041) 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, 72711 + ... + 72790.

Almost surely, 2^5820040 is an apocalyptic number.

It is an amenable number.

5820040 is an abundant number, since it is smaller than the sum of its proper divisors (7275140).

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

5820040 is a wasteful number, since it uses less digits than its factorization.

5820040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145512 (or 145508 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 5820040 is about 2412.4759066154. The cubic root of 5820040 is about 179.8768705247.

The spelling of 5820040 in words is "five million, eight hundred twenty thousand, forty".