86423338 has 4 divisors (see below), whose sum is σ = 129635010. Its totient is φ = 43211668.

The previous prime is 86423329. The next prime is 86423339. The reversal of 86423338 is 83332468.

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

It can be written as a sum of positive squares in only one way, i.e., 75220929 + 11202409 = 8673^2 + 3347^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86423297 and 86423306.

It is not an unprimeable number, because it can be changed into a prime (86423339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21605833 + ... + 21605836.

Almost surely, 2^86423338 is an apocalyptic number.

86423338 is a deficient number, since it is larger than the sum of its proper divisors (43211672).

86423338 is a wasteful number, since it uses less digits than its factorization.

86423338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43211671.

The product of its digits is 82944, while the sum is 37.

The square root of 86423338 is about 9296.4153306530. The cubic root of 86423338 is about 442.1235808493.

The spelling of 86423338 in words is "eighty-six million, four hundred twenty-three thousand, three hundred thirty-eight".