470549847 has 32 divisors (see below), whose sum is σ = 671182848. Its totient is φ = 292571136.

The previous prime is 470549843. The next prime is 470549857. The reversal of 470549847 is 748945074.

It is not a de Polignac number, because 470549847 - 2² = 470549843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 470549796 and 470549805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470549843) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 815223 + ... + 815799.

It is an arithmetic number, because the mean of its divisors is an integer number (20974464).

Almost surely, 2^470549847 is an apocalyptic number.

470549847 is a deficient number, since it is larger than the sum of its proper divisors (200633001).

470549847 is a wasteful number, since it uses less digits than its factorization.

470549847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879.

The product of its (nonzero) digits is 1128960, while the sum is 48.

The square root of 470549847 is about 21692.1609573597. The cubic root of 470549847 is about 777.8010865751.

The spelling of 470549847 in words is "four hundred seventy million, five hundred forty-nine thousand, eight hundred forty-seven".