86419671 has 24 divisors (see below), whose sum is σ = 130214016. Its totient is φ = 50862240.

The previous prime is 86419667. The next prime is 86419673. The reversal of 86419671 is 17691468.

It is not a de Polignac number, because 86419671 - 2² = 86419667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86419673) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7956 + ... + 15366.

It is an arithmetic number, because the mean of its divisors is an integer number (5425584).

Almost surely, 2^86419671 is an apocalyptic number.

86419671 is a deficient number, since it is larger than the sum of its proper divisors (43794345).

86419671 is a wasteful number, since it uses less digits than its factorization.

86419671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7463 (or 7450 counting only the distinct ones).

The product of its digits is 72576, while the sum is 42.

The square root of 86419671 is about 9296.2181020026. The cubic root of 86419671 is about 442.1173275612.

The spelling of 86419671 in words is "eighty-six million, four hundred nineteen thousand, six hundred seventy-one".