2047463946 has 64 divisors (see below), whose sum is σ = 4989029760. Its totient is φ = 617258880.

The previous prime is 2047463927. The next prime is 2047463987. The reversal of 2047463946 is 6493647402.

It is a happy number.

2047463946 is a `hidden beast` number, since 2 + 0 + 4 + 7 + 4 + 639 + 4 + 6 = 666.

It is a super-2 number, since 2×2047463946² = 8384217220339781832, which contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 108270 + ... + 125766.

It is an arithmetic number, because the mean of its divisors is an integer number (77953590).

Almost surely, 2^2047463946 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2047463946, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2494514880).

2047463946 is an abundant number, since it is smaller than the sum of its proper divisors (2941565814).

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

2047463946 is a wasteful number, since it uses less digits than its factorization.

2047463946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17716 (or 17710 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

The square root of 2047463946 is about 45248.9109924206. The cubic root of 2047463946 is about 1269.8100333797.

The spelling of 2047463946 in words is "two billion, forty-seven million, four hundred sixty-three thousand, nine hundred forty-six".