86252140 has 24 divisors (see below), whose sum is σ = 195063120. Its totient is φ = 31846848.

The previous prime is 86252129. The next prime is 86252167. The reversal of 86252140 is 4125268.

It is a junction number, because it is equal to n+sod(n) for n = 86252099 and 86252108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165610 + ... + 166129.

It is an arithmetic number, because the mean of its divisors is an integer number (8127630).

Almost surely, 2^86252140 is an apocalyptic number.

It is an amenable number.

86252140 is an abundant number, since it is smaller than the sum of its proper divisors (108810980).

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

86252140 is a wasteful number, since it uses less digits than its factorization.

86252140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331761 (or 331759 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 86252140 is about 9287.2030235157. The cubic root of 86252140 is about 441.8314502406.

The spelling of 86252140 in words is "eighty-six million, two hundred fifty-two thousand, one hundred forty".