2041657647 has 8 divisors (see below), whose sum is σ = 2723379456. Its totient is φ = 1360520472.

The previous prime is 2041657621. The next prime is 2041657661. The reversal of 2041657647 is 7467561402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2041657647 - 2¹⁴ = 2041641263 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2041657599 and 2041657608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2041657697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137943 + ... + 152024.

It is an arithmetic number, because the mean of its divisors is an integer number (340422432).

Almost surely, 2^2041657647 is an apocalyptic number.

2041657647 is a deficient number, since it is larger than the sum of its proper divisors (681721809).

2041657647 is a wasteful number, since it uses less digits than its factorization.

2041657647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292317.

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 2041657647 is about 45184.7058970179. The cubic root of 2041657647 is about 1268.6085670133.

The spelling of 2041657647 in words is "two billion, forty-one million, six hundred fifty-seven thousand, six hundred forty-seven".