875888649 has 6 divisors (see below), whose sum is σ = 1265172506. Its totient is φ = 583925760.

The previous prime is 875888593. The next prime is 875888659. The reversal of 875888649 is 946888578.

875888649 is a `hidden beast` number, since 8 + 7 + 588 + 8 + 6 + 49 = 666.

It can be written as a sum of positive squares in only one way, i.e., 869837049 + 6051600 = 29493^2 + 2460^2 .

It is not a de Polignac number, because 875888649 - 2⁹ = 875888137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (875888659) 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, 48660472 + ... + 48660489.

Almost surely, 2^875888649 is an apocalyptic number.

It is an amenable number.

875888649 is a deficient number, since it is larger than the sum of its proper divisors (389283857).

875888649 is a wasteful number, since it uses less digits than its factorization.

875888649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97320967 (or 97320964 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 63.

The square root of 875888649 is about 29595.4160132950. The cubic root of 875888649 is about 956.7892769532.

The spelling of 875888649 in words is "eight hundred seventy-five million, eight hundred eighty-eight thousand, six hundred forty-nine".