86010440 has 32 divisors (see below), whose sum is σ = 193995000. Its totient is φ = 34320384.

The previous prime is 86010391. The next prime is 86010479. The reversal of 86010440 is 4401068.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 53085796 + 32924644 = 7286^2 + 5738^2 .

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, 15566 + ... + 20354.

Almost surely, 2^86010440 is an apocalyptic number.

It is an amenable number.

86010440 is an abundant number, since it is smaller than the sum of its proper divisors (107984560).

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

86010440 is a wasteful number, since it uses less digits than its factorization.

86010440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5249 (or 5245 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 86010440 is about 9274.1813654899. The cubic root of 86010440 is about 441.4183568439.

The spelling of 86010440 in words is "eighty-six million, ten thousand, four hundred forty".