6209479445 has 32 divisors (see below), whose sum is σ = 8193225600. Its totient is φ = 4489770240.

The previous prime is 6209479427. The next prime is 6209479477. The reversal of 6209479445 is 5449749026.

It is not a de Polignac number, because 6209479445 - 2²⁶ = 6142370581 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6209479393 and 6209479402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 896606 + ... + 903504.

It is an arithmetic number, because the mean of its divisors is an integer number (256038300).

Almost surely, 2^6209479445 is an apocalyptic number.

6209479445 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6209479445 is a deficient number, since it is larger than the sum of its proper divisors (1983746155).

6209479445 is a wasteful number, since it uses less digits than its factorization.

6209479445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7205.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The square root of 6209479445 is about 78800.2502851355. The cubic root of 6209479445 is about 1838.0263420063.

The spelling of 6209479445 in words is "six billion, two hundred nine million, four hundred seventy-nine thousand, four hundred forty-five".