2385864747 has 32 divisors (see below), whose sum is σ = 4148748800. Its totient is φ = 1326500064.

The previous prime is 2385864739. The next prime is 2385864763. The reversal of 2385864747 is 7474685832.

It is not a de Polignac number, because 2385864747 - 2³ = 2385864739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2385864693 and 2385864702.

It is not an unprimeable number, because it can be changed into a prime (2385864737) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163597 + ... + 177582.

It is an arithmetic number, because the mean of its divisors is an integer number (129648400).

Almost surely, 2^2385864747 is an apocalyptic number.

2385864747 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2385864747 is a deficient number, since it is larger than the sum of its proper divisors (1762884053).

2385864747 is a wasteful number, since it uses less digits than its factorization.

2385864747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341232 (or 341226 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 54.

The square root of 2385864747 is about 48845.3144835817. The cubic root of 2385864747 is about 1336.2322217183.

The spelling of 2385864747 in words is "two billion, three hundred eighty-five million, eight hundred sixty-four thousand, seven hundred forty-seven".