5202540806 has 4 divisors (see below), whose sum is σ = 7803811212. Its totient is φ = 2601270402.

The previous prime is 5202540773. The next prime is 5202540829. The reversal of 5202540806 is 6080452025.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300635200 + ... + 1300635203.

It is an arithmetic number, because the mean of its divisors is an integer number (1950952803).

Almost surely, 2^5202540806 is an apocalyptic number.

5202540806 is a deficient number, since it is larger than the sum of its proper divisors (2601270406).

5202540806 is a wasteful number, since it uses less digits than its factorization.

5202540806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2601270405.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 5202540806 is about 72128.6406776116. The cubic root of 5202540806 is about 1732.7603372383.

The spelling of 5202540806 in words is "five billion, two hundred two million, five hundred forty thousand, eight hundred six".