86203856 has 10 divisors (see below), whose sum is σ = 167020002. Its totient is φ = 43101920.

The previous prime is 86203847. The next prime is 86203861. The reversal of 86203856 is 65830268.

It can be written as a sum of positive squares in only one way, i.e., 83905600 + 2298256 = 9160^2 + 1516^2 .

It is a super-2 number, since 2×86203856² = 14862209578537472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2693855 + ... + 2693886.

Almost surely, 2^86203856 is an apocalyptic number.

It is an amenable number.

86203856 is a deficient number, since it is larger than the sum of its proper divisors (80816146).

86203856 is a wasteful number, since it uses less digits than its factorization.

86203856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5387749 (or 5387743 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 86203856 is about 9284.6031686874. The cubic root of 86203856 is about 441.7489890140.

The spelling of 86203856 in words is "eighty-six million, two hundred three thousand, eight hundred fifty-six".