86052978 has 24 divisors (see below), whose sum is σ = 203398416. Its totient is φ = 26076600.

The previous prime is 86052977. The next prime is 86053001. The reversal of 86052978 is 87925068.

It is not an unprimeable number, because it can be changed into a prime (86052971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217108 + ... + 217503.

It is an arithmetic number, because the mean of its divisors is an integer number (8474934).

Almost surely, 2^86052978 is an apocalyptic number.

86052978 is an abundant number, since it is smaller than the sum of its proper divisors (117345438).

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

86052978 is a wasteful number, since it uses less digits than its factorization.

86052978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434630 (or 434627 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 86052978 is about 9276.4744380610. The cubic root of 86052978 is about 441.4911152959.

The spelling of 86052978 in words is "eighty-six million, fifty-two thousand, nine hundred seventy-eight".