86670422 has 4 divisors (see below), whose sum is σ = 130005636. Its totient is φ = 43335210.

The previous prime is 86670401. The next prime is 86670449. The reversal of 86670422 is 22407668.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21667604 + ... + 21667607.

It is an arithmetic number, because the mean of its divisors is an integer number (32501409).

Almost surely, 2^86670422 is an apocalyptic number.

86670422 is a deficient number, since it is larger than the sum of its proper divisors (43335214).

86670422 is a wasteful number, since it uses less digits than its factorization.

86670422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43335213.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 86670422 is about 9309.6950540821. The cubic root of 86670422 is about 442.5445231675.

The spelling of 86670422 in words is "eighty-six million, six hundred seventy thousand, four hundred twenty-two".