86578046 has 16 divisors (see below), whose sum is σ = 131582880. Its totient is φ = 42720480.

The previous prime is 86578033. The next prime is 86578069. The reversal of 86578046 is 64087568.

It is a junction number, because it is equal to n+sod(n) for n = 86577988 and 86578006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67160 + ... + 68436.

It is an arithmetic number, because the mean of its divisors is an integer number (8223930).

Almost surely, 2^86578046 is an apocalyptic number.

86578046 is a deficient number, since it is larger than the sum of its proper divisors (45004834).

86578046 is a wasteful number, since it uses less digits than its factorization.

86578046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699.

The product of its (nonzero) digits is 322560, while the sum is 44.

The square root of 86578046 is about 9304.7324518226. The cubic root of 86578046 is about 442.3872414235.

The spelling of 86578046 in words is "eighty-six million, five hundred seventy-eight thousand, forty-six".