2047297536 has 144 divisors (see below), whose sum is σ = 6105415680. Its totient is φ = 660234240.

The previous prime is 2047297451. The next prime is 2047297537. The reversal of 2047297536 is 6357927402.

2047297536 is a `hidden beast` number, since 20 + 4 + 7 + 2 + 97 + 536 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 2047297491 and 2047297500.

It is not an unprimeable number, because it can be changed into a prime (2047297537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 569601 + ... + 573183.

It is an arithmetic number, because the mean of its divisors is an integer number (42398720).

Almost surely, 2^2047297536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2047297536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3052707840).

2047297536 is an abundant number, since it is smaller than the sum of its proper divisors (4058118144).

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

2047297536 is a wasteful number, since it uses less digits than its factorization.

2047297536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642 (or 3619 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 2047297536 is about 45247.0721262713. The cubic root of 2047297536 is about 1269.7756306880.

The spelling of 2047297536 in words is "two billion, forty-seven million, two hundred ninety-seven thousand, five hundred thirty-six".