86573416 has 8 divisors (see below), whose sum is σ = 162325170. Its totient is φ = 43286704.

The previous prime is 86573413. The next prime is 86573429. The reversal of 86573416 is 61437568.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 83649316 + 2924100 = 9146^2 + 1710^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (86573413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5410831 + ... + 5410846.

Almost surely, 2^86573416 is an apocalyptic number.

It is an amenable number.

86573416 is a deficient number, since it is larger than the sum of its proper divisors (75751754).

86573416 is a wasteful number, since it uses less digits than its factorization.

86573416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10821683 (or 10821679 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The square root of 86573416 is about 9304.4836503699. The cubic root of 86573416 is about 442.3793553233.

The spelling of 86573416 in words is "eighty-six million, five hundred seventy-three thousand, four hundred sixteen".