86422479 has 16 divisors (see below), whose sum is σ = 135375744. Its totient is φ = 48348000.

The previous prime is 86422463. The next prime is 86422481. The reversal of 86422479 is 97422468.

It is not a de Polignac number, because 86422479 - 2⁴ = 86422463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86422479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86422499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100297 + ... + 101154.

It is an arithmetic number, because the mean of its divisors is an integer number (8460984).

Almost surely, 2^86422479 is an apocalyptic number.

86422479 is a deficient number, since it is larger than the sum of its proper divisors (48953265).

86422479 is a wasteful number, since it uses less digits than its factorization.

86422479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201478.

The product of its digits is 193536, while the sum is 42.

The square root of 86422479 is about 9296.3691299345. The cubic root of 86422479 is about 442.1221160235.

The spelling of 86422479 in words is "eighty-six million, four hundred twenty-two thousand, four hundred seventy-nine".