86682349 has 4 divisors (see below), whose sum is σ = 93350236. Its totient is φ = 80014464.

The previous prime is 86682329. The next prime is 86682373. The reversal of 86682349 is 94328668.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21557449 + 65124900 = 4643^2 + 8070^2 .

It is a cyclic number.

It is not a de Polignac number, because 86682349 - 2⁷ = 86682221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86682299 and 86682308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86682319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3333924 + ... + 3333949.

It is an arithmetic number, because the mean of its divisors is an integer number (23337559).

Almost surely, 2^86682349 is an apocalyptic number.

It is an amenable number.

86682349 is a deficient number, since it is larger than the sum of its proper divisors (6667887).

86682349 is a wasteful number, since it uses less digits than its factorization.

86682349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6667886.

The product of its digits is 497664, while the sum is 46.

The square root of 86682349 is about 9310.3356008256. The cubic root of 86682349 is about 442.5648222357.

The spelling of 86682349 in words is "eighty-six million, six hundred eighty-two thousand, three hundred forty-nine".