86748242 has 16 divisors (see below), whose sum is σ = 148832640. Its totient is φ = 37147488.

The previous prime is 86748223. The next prime is 86748253. The reversal of 86748242 is 24284768.

It is a self number, because there is not a number n which added to its sum of digits gives 86748242.

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, 27734 + ... + 30702.

It is an arithmetic number, because the mean of its divisors is an integer number (9302040).

Almost surely, 2^86748242 is an apocalyptic number.

86748242 is a deficient number, since it is larger than the sum of its proper divisors (62084398).

86748242 is a wasteful number, since it uses less digits than its factorization.

86748242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5065.

The product of its digits is 172032, while the sum is 41.

The square root of 86748242 is about 9313.8736302357. The cubic root of 86748242 is about 442.6769347861.

The spelling of 86748242 in words is "eighty-six million, seven hundred forty-eight thousand, two hundred forty-two".