870525456 has 20 divisors (see below), whose sum is σ = 2248857552. Its totient is φ = 290175136.

The previous prime is 870525421. The next prime is 870525457. The reversal of 870525456 is 654525078.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (870525457) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9067926 + ... + 9068021.

Almost surely, 2^870525456 is an apocalyptic number.

It is an amenable number.

870525456 is an abundant number, since it is smaller than the sum of its proper divisors (1378332096).

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

870525456 is a wasteful number, since it uses less digits than its factorization.

870525456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18135958 (or 18135952 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

The square root of 870525456 is about 29504.6683763773. The cubic root of 870525456 is about 954.8324243856.

The spelling of 870525456 in words is "eight hundred seventy million, five hundred twenty-five thousand, four hundred fifty-six".