86784748 has 24 divisors (see below), whose sum is σ = 160118784. Its totient is φ = 41096400.

The previous prime is 86784743. The next prime is 86784781. The reversal of 86784748 is 84748768.

It is a junction number, because it is equal to n+sod(n) for n = 86784695 and 86784704.

It is not an unprimeable number, because it can be changed into a prime (86784743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1618 + ... + 13273.

It is an arithmetic number, because the mean of its divisors is an integer number (6671616).

Almost surely, 2^86784748 is an apocalyptic number.

It is an amenable number.

86784748 is a deficient number, since it is larger than the sum of its proper divisors (73334036).

86784748 is a wasteful number, since it uses less digits than its factorization.

86784748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14973 (or 14971 counting only the distinct ones).

The product of its digits is 2408448, while the sum is 52.

The square root of 86784748 is about 9315.8331887169. The cubic root of 86784748 is about 442.7390228754.

The spelling of 86784748 in words is "eighty-six million, seven hundred eighty-four thousand, seven hundred forty-eight".