86745530 has 8 divisors (see below), whose sum is σ = 156141972. Its totient is φ = 34698208.

The previous prime is 86745521. The next prime is 86745551. The reversal of 86745530 is 3554768.

It can be written as a sum of positive squares in 2 ways, for example, as 84474481 + 2271049 = 9191^2 + 1507^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4337267 + ... + 4337286.

Almost surely, 2^86745530 is an apocalyptic number.

86745530 is a deficient number, since it is larger than the sum of its proper divisors (69396442).

86745530 is a wasteful number, since it uses less digits than its factorization.

86745530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8674560.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 86745530 is about 9313.7280398345. The cubic root of 86745530 is about 442.6723216191.

The spelling of 86745530 in words is "eighty-six million, seven hundred forty-five thousand, five hundred thirty".