5206040340 has 48 divisors (see below), whose sum is σ = 15210695808. Its totient is φ = 1327917184.

The previous prime is 5206040263. The next prime is 5206040353. The reversal of 5206040340 is 430406025.

It is a self number, because there is not a number n which added to its sum of digits gives 5206040340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1884867 + ... + 1887626.

It is an arithmetic number, because the mean of its divisors is an integer number (316889496).

Almost surely, 2^5206040340 is an apocalyptic number.

It is an amenable number.

5206040340 is an abundant number, since it is smaller than the sum of its proper divisors (10004655468).

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

5206040340 is a wasteful number, since it uses less digits than its factorization.

5206040340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3772528 (or 3772526 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 5206040340 is about 72152.8955759920. The cubic root of 5206040340 is about 1733.1487688921.

Adding to 5206040340 its reverse (430406025), we get a palindrome (5636446365).

The spelling of 5206040340 in words is "five billion, two hundred six million, forty thousand, three hundred forty".