5202540406 has 12 divisors (see below), whose sum is σ = 9077902308. Its totient is φ = 2229660132.

The previous prime is 5202540391. The next prime is 5202540433. The reversal of 5202540406 is 6040452025.

It is a congruent number.

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, 26543476 + ... + 26543671.

It is an arithmetic number, because the mean of its divisors is an integer number (756491859).

Almost surely, 2^5202540406 is an apocalyptic number.

5202540406 is a deficient number, since it is larger than the sum of its proper divisors (3875361902).

5202540406 is a wasteful number, since it uses less digits than its factorization.

5202540406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53087163 (or 53087156 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 5202540406 is about 72128.6379047879. The cubic root of 5202540406 is about 1732.7602928303.

The spelling of 5202540406 in words is "five billion, two hundred two million, five hundred forty thousand, four hundred six".