86070555 has 12 divisors (see below), whose sum is σ = 149189040. Its totient is φ = 45904272.

The previous prime is 86070553. The next prime is 86070571. The reversal of 86070555 is 55507068.

It is not a de Polignac number, because 86070555 - 2¹ = 86070553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86070553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 956295 + ... + 956384.

It is an arithmetic number, because the mean of its divisors is an integer number (12432420).

Almost surely, 2^86070555 is an apocalyptic number.

86070555 is a deficient number, since it is larger than the sum of its proper divisors (63118485).

86070555 is a wasteful number, since it uses less digits than its factorization.

86070555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912690 (or 1912687 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The square root of 86070555 is about 9277.4217862507. The cubic root of 86070555 is about 441.5211725979.

The spelling of 86070555 in words is "eighty-six million, seventy thousand, five hundred fifty-five".