86203426 has 4 divisors (see below), whose sum is σ = 129305142. Its totient is φ = 43101712.

The previous prime is 86203423. The next prime is 86203427. The reversal of 86203426 is 62430268.

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., 71419401 + 14784025 = 8451^2 + 3845^2 .

It is not an unprimeable number, because it can be changed into a prime (86203421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21550855 + ... + 21550858.

Almost surely, 2^86203426 is an apocalyptic number.

86203426 is a deficient number, since it is larger than the sum of its proper divisors (43101716).

86203426 is a wasteful number, since it uses less digits than its factorization.

86203426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43101715.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 86203426 is about 9284.5800120415. The cubic root of 86203426 is about 441.7482545055.

The spelling of 86203426 in words is "eighty-six million, two hundred three thousand, four hundred twenty-six".