86398342 has 4 divisors (see below), whose sum is σ = 129597516. Its totient is φ = 43199170.

The previous prime is 86398297. The next prime is 86398343. The reversal of 86398342 is 24389368.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86398343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21599584 + ... + 21599587.

It is an arithmetic number, because the mean of its divisors is an integer number (32399379).

Almost surely, 2^86398342 is an apocalyptic number.

86398342 is a deficient number, since it is larger than the sum of its proper divisors (43199174).

86398342 is a wasteful number, since it uses less digits than its factorization.

86398342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43199173.

The product of its digits is 248832, while the sum is 43.

The square root of 86398342 is about 9295.0708442701. The cubic root of 86398342 is about 442.0809519835.

The spelling of 86398342 in words is "eighty-six million, three hundred ninety-eight thousand, three hundred forty-two".