86475790 has 8 divisors (see below), whose sum is σ = 155656440. Its totient is φ = 34590312.

The previous prime is 86475743. The next prime is 86475793. The reversal of 86475790 is 9757468.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×86475790² = 14956124512248200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86475790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86475793) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4323780 + ... + 4323799.

It is an arithmetic number, because the mean of its divisors is an integer number (19457055).

Almost surely, 2^86475790 is an apocalyptic number.

86475790 is a deficient number, since it is larger than the sum of its proper divisors (69180650).

86475790 is a wasteful number, since it uses less digits than its factorization.

86475790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8647586.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 86475790 is about 9299.2359901231. The cubic root of 86475790 is about 442.2130072189.

The spelling of 86475790 in words is "eighty-six million, four hundred seventy-five thousand, seven hundred ninety".