870586540 has 12 divisors (see below), whose sum is σ = 1828231776. Its totient is φ = 348234608.

The previous prime is 870586513. The next prime is 870586567. The reversal of 870586540 is 45685078.

It is an interprime number because it is at equal distance from previous prime (870586513) and next prime (870586567).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21764644 + ... + 21764683.

It is an arithmetic number, because the mean of its divisors is an integer number (152352648).

Almost surely, 2^870586540 is an apocalyptic number.

It is an amenable number.

870586540 is an abundant number, since it is smaller than the sum of its proper divisors (957645236).

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

870586540 is a wasteful number, since it uses less digits than its factorization.

870586540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43529336 (or 43529334 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 43.

The square root of 870586540 is about 29505.7035164390. The cubic root of 870586540 is about 954.8547571117.

The spelling of 870586540 in words is "eight hundred seventy million, five hundred eighty-six thousand, five hundred forty".