86117746 has 32 divisors (see below), whose sum is σ = 153933696. Its totient is φ = 35616000.

The previous prime is 86117743. The next prime is 86117761. The reversal of 86117746 is 64771168.

It is a super-2 number, since 2×86117746² = 14832532352241032, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86117699 and 86117708.

It is not an unprimeable number, because it can be changed into a prime (86117743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18186 + ... + 22426.

It is an arithmetic number, because the mean of its divisors is an integer number (4810428).

Almost surely, 2^86117746 is an apocalyptic number.

86117746 is a deficient number, since it is larger than the sum of its proper divisors (67815950).

86117746 is a wasteful number, since it uses less digits than its factorization.

86117746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4338.

The product of its digits is 56448, while the sum is 40.

The square root of 86117746 is about 9279.9647628641. The cubic root of 86117746 is about 441.6018506681.

The spelling of 86117746 in words is "eighty-six million, one hundred seventeen thousand, seven hundred forty-six".