2384744857 has 16 divisors (see below), whose sum is σ = 2726570880. Its totient is φ = 2064585600.

The previous prime is 2384744839. The next prime is 2384744861. The reversal of 2384744857 is 7584474832.

It is not a de Polignac number, because 2384744857 - 2¹¹ = 2384742809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2384744827) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 37357 + ... + 78517.

It is an arithmetic number, because the mean of its divisors is an integer number (170410680).

Almost surely, 2^2384744857 is an apocalyptic number.

It is an amenable number.

2384744857 is a deficient number, since it is larger than the sum of its proper divisors (341826023).

2384744857 is a wasteful number, since it uses less digits than its factorization.

2384744857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41424.

The product of its digits is 6021120, while the sum is 52.

The square root of 2384744857 is about 48833.8495001162. The cubic root of 2384744857 is about 1336.0231197145.

The spelling of 2384744857 in words is "two billion, three hundred eighty-four million, seven hundred forty-four thousand, eight hundred fifty-seven".