848561787 has 6 divisors (see below), whose sum is σ = 1225700372. Its totient is φ = 565707852.

The previous prime is 848561773. The next prime is 848561797. The reversal of 848561787 is 787165848.

It is a happy number.

848561787 is a `hidden beast` number, since 8 + 4 + 8 + 561 + 78 + 7 = 666.

It is not a de Polignac number, because 848561787 - 2⁴ = 848561771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (848561797) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47142313 + ... + 47142330.

Almost surely, 2^848561787 is an apocalyptic number.

848561787 is a deficient number, since it is larger than the sum of its proper divisors (377138585).

848561787 is a wasteful number, since it uses less digits than its factorization.

848561787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94284649 (or 94284646 counting only the distinct ones).

The product of its digits is 3010560, while the sum is 54.

The square root of 848561787 is about 29130.0838824745. The cubic root of 848561787 is about 946.7336714597.

The spelling of 848561787 in words is "eight hundred forty-eight million, five hundred sixty-one thousand, seven hundred eighty-seven".