86424911 has 4 divisors (see below), whose sum is σ = 87889800. Its totient is φ = 84960024.

The previous prime is 86424907. The next prime is 86424937. The reversal of 86424911 is 11942468.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86424911 - 2² = 86424907 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86424971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 732356 + ... + 732473.

It is an arithmetic number, because the mean of its divisors is an integer number (21972450).

Almost surely, 2^86424911 is an apocalyptic number.

86424911 is a deficient number, since it is larger than the sum of its proper divisors (1464889).

86424911 is a wasteful number, since it uses less digits than its factorization.

86424911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464888.

The product of its digits is 13824, while the sum is 35.

The square root of 86424911 is about 9296.4999327704. The cubic root of 86424911 is about 442.1262632119.

The spelling of 86424911 in words is "eighty-six million, four hundred twenty-four thousand, nine hundred eleven".