86470 has 8 divisors (see below), whose sum is σ = 155664. Its totient is φ = 34584.

The previous prime is 86467. The next prime is 86477. The reversal of 86470 is 7468.

86470 = T₁₁₄ + T₁₁₅ + ... + T₁₂₅.

86470 = 56² + 57² + ... + 75².

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4314 + ... + 4333.

It is an arithmetic number, because the mean of its divisors is an integer number (19458).

2⁸⁶⁴⁷⁰ is an apocalyptic number.

86470 is a deficient number, since it is larger than the sum of its proper divisors (69194).

86470 is a wasteful number, since it uses less digits than its factorization.

86470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8654.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 86470 is about 294.0578174441. The cubic root of 86470 is about 44.2203137518.

The spelling of 86470 in words is "eighty-six thousand, four hundred seventy".