86729343 has 32 divisors (see below), whose sum is σ = 126489600. Its totient is φ = 52690176.

The previous prime is 86729341. The next prime is 86729371. The reversal of 86729343 is 34392768.

It is not a de Polignac number, because 86729343 - 2¹ = 86729341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86729295 and 86729304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86729341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177846 + ... + 178332.

It is an arithmetic number, because the mean of its divisors is an integer number (3952800).

Almost surely, 2^86729343 is an apocalyptic number.

86729343 is a deficient number, since it is larger than the sum of its proper divisors (39760257).

86729343 is a wasteful number, since it uses less digits than its factorization.

86729343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631.

The product of its digits is 217728, while the sum is 42.

The square root of 86729343 is about 9312.8590132139. The cubic root of 86729343 is about 442.6447852046.

The spelling of 86729343 in words is "eighty-six million, seven hundred twenty-nine thousand, three hundred forty-three".