876042645 has 16 divisors (see below), whose sum is σ = 1405173312. Its totient is φ = 466054400.

The previous prime is 876042619. The next prime is 876042703. The reversal of 876042645 is 546240678.

It is not a de Polignac number, because 876042645 - 2⁶ = 876042581 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 876042597 and 876042606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66807 + ... + 78836.

It is an arithmetic number, because the mean of its divisors is an integer number (87823332).

Almost surely, 2^876042645 is an apocalyptic number.

It is an amenable number.

876042645 is a deficient number, since it is larger than the sum of its proper divisors (529130667).

876042645 is a wasteful number, since it uses less digits than its factorization.

876042645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146052.

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 876042645 is about 29598.0175856425. The cubic root of 876042645 is about 956.8453468990.

The spelling of 876042645 in words is "eight hundred seventy-six million, forty-two thousand, six hundred forty-five".