86478246 has 32 divisors (see below), whose sum is σ = 196648320. Its totient is φ = 28154952.

The previous prime is 86478241. The next prime is 86478257. The reversal of 86478246 is 64287468.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86478241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16300 + ... + 20943.

It is an arithmetic number, because the mean of its divisors is an integer number (6145260).

Almost surely, 2^86478246 is an apocalyptic number.

86478246 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

86478246 is an abundant number, since it is smaller than the sum of its proper divisors (110170074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86478246 is a wasteful number, since it uses less digits than its factorization.

86478246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37297 (or 37291 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 86478246 is about 9299.3680430446. The cubic root of 86478246 is about 442.2171936117.

The spelling of 86478246 in words is "eighty-six million, four hundred seventy-eight thousand, two hundred forty-six".