86169650 has 48 divisors (see below), whose sum is σ = 184273920. Its totient is φ = 29366400.

The previous prime is 86169649. The next prime is 86169683. The reversal of 86169650 is 5696168.

It is a super-2 number, since 2×86169650² = 14850417162245000, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 86169598 and 86169607.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 66206 + ... + 67494.

It is an arithmetic number, because the mean of its divisors is an integer number (3839040).

Almost surely, 2^86169650 is an apocalyptic number.

86169650 is an abundant number, since it is smaller than the sum of its proper divisors (98104270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86169650 is a wasteful number, since it uses less digits than its factorization.

86169650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499 (or 1494 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 86169650 is about 9282.7609039552. The cubic root of 86169650 is about 441.6905520883.

The spelling of 86169650 in words is "eighty-six million, one hundred sixty-nine thousand, six hundred fifty".