86140698 has 16 divisors (see below), whose sum is σ = 196893120. Its totient is φ = 24611616.

The previous prime is 86140673. The next prime is 86140709. The reversal of 86140698 is 89604168.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 2050969 = 86140698 / (8 + 6 + 1 + 4 + 0 + 6 + 9 + 8).

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, 1025443 + ... + 1025526.

It is an arithmetic number, because the mean of its divisors is an integer number (12305820).

Almost surely, 2^86140698 is an apocalyptic number.

86140698 is an abundant number, since it is smaller than the sum of its proper divisors (110752422).

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

86140698 is a wasteful number, since it uses less digits than its factorization.

86140698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050981.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 86140698 is about 9281.2013231047. The cubic root of 86140698 is about 441.6410789179.

The spelling of 86140698 in words is "eighty-six million, one hundred forty thousand, six hundred ninety-eight".