2359478447 has 4 divisors (see below), whose sum is σ = 2369269056. Its totient is φ = 2349687840.

The previous prime is 2359478431. The next prime is 2359478453. The reversal of 2359478447 is 7448749532.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2359478447 - 2⁴ = 2359478431 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 (2359478497) 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, 4894943 + ... + 4895424.

It is an arithmetic number, because the mean of its divisors is an integer number (592317264).

Almost surely, 2^2359478447 is an apocalyptic number.

2359478447 is a deficient number, since it is larger than the sum of its proper divisors (9790609).

2359478447 is an equidigital number, since it uses as much as digits as its factorization.

2359478447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9790608.

The product of its digits is 6773760, while the sum is 53.

The square root of 2359478447 is about 48574.4629100518. The cubic root of 2359478447 is about 1331.2879616468.

The spelling of 2359478447 in words is "two billion, three hundred fifty-nine million, four hundred seventy-eight thousand, four hundred forty-seven".