86193142 has 16 divisors (see below), whose sum is σ = 148206240. Its totient is φ = 36828288.

The previous prime is 86193137. The next prime is 86193161. The reversal of 86193142 is 24139168.

It is a junction number, because it is equal to n+sod(n) for n = 86193098 and 86193107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4417 + ... + 13852.

It is an arithmetic number, because the mean of its divisors is an integer number (9262890).

Almost surely, 2^86193142 is an apocalyptic number.

86193142 is a deficient number, since it is larger than the sum of its proper divisors (62013098).

86193142 is a wasteful number, since it uses less digits than its factorization.

86193142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18615.

The product of its digits is 10368, while the sum is 34.

The square root of 86193142 is about 9284.0261740260. The cubic root of 86193142 is about 441.7306870687.

The spelling of 86193142 in words is "eighty-six million, one hundred ninety-three thousand, one hundred forty-two".