86084947 has 8 divisors (see below), whose sum is σ = 93416400. Its totient is φ = 78854880.

The previous prime is 86084941. The next prime is 86084951. The reversal of 86084947 is 74948068.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 86084947 - 2³ = 86084939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86084897 and 86084906.

It is not an unprimeable number, because it can be changed into a prime (86084941) 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, 23572 + ... + 26977.

It is an arithmetic number, because the mean of its divisors is an integer number (11677050).

Almost surely, 2^86084947 is an apocalyptic number.

86084947 is a deficient number, since it is larger than the sum of its proper divisors (7331453).

86084947 is a wasteful number, since it uses less digits than its factorization.

86084947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50693.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 86084947 is about 9278.1974003575. The cubic root of 86084947 is about 441.5457803884.

The spelling of 86084947 in words is "eighty-six million, eighty-four thousand, nine hundred forty-seven".