7209340473 has 4 divisors (see below), whose sum is σ = 9612453968. Its totient is φ = 4806226980.

The previous prime is 7209340459. The next prime is 7209340507. The reversal of 7209340473 is 3740439027.

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 not a de Polignac number, because 7209340473 - 2⁵ = 7209340441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7209340403) 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, 1201556743 + ... + 1201556748.

It is an arithmetic number, because the mean of its divisors is an integer number (2403113492).

Almost surely, 2^7209340473 is an apocalyptic number.

It is an amenable number.

7209340473 is a deficient number, since it is larger than the sum of its proper divisors (2403113495).

7209340473 is a wasteful number, since it uses less digits than its factorization.

7209340473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403113494.

The product of its (nonzero) digits is 127008, while the sum is 39.

The square root of 7209340473 is about 84907.8351684931. The cubic root of 7209340473 is about 1931.8134201959.

The spelling of 7209340473 in words is "seven billion, two hundred nine million, three hundred forty thousand, four hundred seventy-three".