947104449 has 4 divisors (see below), whose sum is σ = 1262805936. Its totient is φ = 631402964.

The previous prime is 947104423. The next prime is 947104519. The reversal of 947104449 is 944401749.

947104449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 947104449 - 2⁷ = 947104321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 947104449.

It is not an unprimeable number, because it can be changed into a prime (947104349) 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, 157850739 + ... + 157850744.

It is an arithmetic number, because the mean of its divisors is an integer number (315701484).

Almost surely, 2^947104449 is an apocalyptic number.

It is an amenable number.

947104449 is a deficient number, since it is larger than the sum of its proper divisors (315701487).

947104449 is a wasteful number, since it uses less digits than its factorization.

947104449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315701486.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 947104449 is about 30775.0621282882. The cubic root of 947104449 is about 982.0477966153.

The spelling of 947104449 in words is "nine hundred forty-seven million, one hundred four thousand, four hundred forty-nine".