876676945 has 4 divisors (see below), whose sum is σ = 1052012340. Its totient is φ = 701341552.

The previous prime is 876676907. The next prime is 876676949. The reversal of 876676945 is 549676678.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 537822481 + 338854464 = 23191^2 + 18408^2 .

It is a cyclic number.

It is not a de Polignac number, because 876676945 - 2¹⁵ = 876644177 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 876676945.

It is not an unprimeable number, because it can be changed into a prime (876676949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87667690 + ... + 87667699.

It is an arithmetic number, because the mean of its divisors is an integer number (263003085).

Almost surely, 2^876676945 is an apocalyptic number.

It is an amenable number.

876676945 is a deficient number, since it is larger than the sum of its proper divisors (175335395).

876676945 is a wasteful number, since it uses less digits than its factorization.

876676945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175335394.

The product of its digits is 15240960, while the sum is 58.

The square root of 876676945 is about 29608.7308914111. The cubic root of 876676945 is about 957.0762262912.

The spelling of 876676945 in words is "eight hundred seventy-six million, six hundred seventy-six thousand, nine hundred forty-five".