86534347 has 4 divisors (see below), whose sum is σ = 89518320. Its totient is φ = 83550376.

The previous prime is 86534333. The next prime is 86534351. The reversal of 86534347 is 74343568.

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

It is a cyclic number.

It is not a de Polignac number, because 86534347 - 2⁷ = 86534219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86534047) 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, 1491943 + ... + 1492000.

It is an arithmetic number, because the mean of its divisors is an integer number (22379580).

Almost surely, 2^86534347 is an apocalyptic number.

86534347 is a deficient number, since it is larger than the sum of its proper divisors (2983973).

86534347 is a wasteful number, since it uses less digits than its factorization.

86534347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2983972.

The product of its digits is 241920, while the sum is 40.

The square root of 86534347 is about 9302.3839417646. The cubic root of 86534347 is about 442.3127994051.

The spelling of 86534347 in words is "eighty-six million, five hundred thirty-four thousand, three hundred forty-seven".