86743442 has 16 divisors (see below), whose sum is σ = 136648512. Its totient is φ = 41218320.

The previous prime is 86743439. The next prime is 86743451. The reversal of 86743442 is 24434768.

It is a junction number, because it is equal to n+sod(n) for n = 86743396 and 86743405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1217 + ... + 13227.

It is an arithmetic number, because the mean of its divisors is an integer number (8540532).

Almost surely, 2^86743442 is an apocalyptic number.

86743442 is a deficient number, since it is larger than the sum of its proper divisors (49905070).

86743442 is a wasteful number, since it uses less digits than its factorization.

86743442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12193.

The product of its digits is 129024, while the sum is 38.

The square root of 86743442 is about 9313.6159465591. The cubic root of 86743442 is about 442.6687698234.

The spelling of 86743442 in words is "eighty-six million, seven hundred forty-three thousand, four hundred forty-two".