9050220509 has 4 divisors (see below), whose sum is σ = 9872967840. Its totient is φ = 8227473180.

The previous prime is 9050220503. The next prime is 9050220523.

9050220509 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9050220509 - 2⁴ = 9050220493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9050220503) 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, 411373649 + ... + 411373670.

It is an arithmetic number, because the mean of its divisors is an integer number (2468241960).

Almost surely, 2^9050220509 is an apocalyptic number.

It is an amenable number.

9050220509 is a deficient number, since it is larger than the sum of its proper divisors (822747331).

9050220509 is a wasteful number, since it uses less digits than its factorization.

9050220509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822747330.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 9050220509 is about 95132.6469147159. The cubic root of 9050220509 is about 2083.9456439988.

The spelling of 9050220509 in words is "nine billion, fifty million, two hundred twenty thousand, five hundred nine".