2047469856 has 48 divisors (see below), whose sum is σ = 5401940544. Its totient is φ = 679019264.

The previous prime is 2047469839. The next prime is 2047469899. The reversal of 2047469856 is 6589647402.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×2047469856² = 8384265622457321472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2047469799 and 2047469808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35220 + ... + 73043.

It is an arithmetic number, because the mean of its divisors is an integer number (112540428).

Almost surely, 2^2047469856 is an apocalyptic number.

It is an amenable number.

2047469856 is an abundant number, since it is smaller than the sum of its proper divisors (3354470688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2047469856 is a wasteful number, since it uses less digits than its factorization.

2047469856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108473 (or 108465 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The square root of 2047469856 is about 45248.9762978125. The cubic root of 2047469856 is about 1269.8112551464.

The spelling of 2047469856 in words is "two billion, forty-seven million, four hundred sixty-nine thousand, eight hundred fifty-six".