876620540 has 24 divisors (see below), whose sum is σ = 1841460432. Its totient is φ = 350542080.

The previous prime is 876620527. The next prime is 876620561. The reversal of 876620540 is 45026678.

It is a happy number.

It is a super-2 number, since 2×876620540² = 1536927142299783200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 876620494 and 876620503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120692 + ... + 127748.

It is an arithmetic number, because the mean of its divisors is an integer number (76727518).

Almost surely, 2^876620540 is an apocalyptic number.

It is an amenable number.

876620540 is an abundant number, since it is smaller than the sum of its proper divisors (964839892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

876620540 is a wasteful number, since it uses less digits than its factorization.

876620540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13277 (or 13275 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 876620540 is about 29607.7783698811. The cubic root of 876620540 is about 957.0556998998.

The spelling of 876620540 in words is "eight hundred seventy-six million, six hundred twenty thousand, five hundred forty".