86481758 has 8 divisors (see below), whose sum is σ = 141515640. Its totient is φ = 39309880.

The previous prime is 86481757. The next prime is 86481761. The reversal of 86481758 is 85718468.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86481757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1965473 + ... + 1965516.

It is an arithmetic number, because the mean of its divisors is an integer number (17689455).

Almost surely, 2^86481758 is an apocalyptic number.

86481758 is a deficient number, since it is larger than the sum of its proper divisors (55033882).

86481758 is a wasteful number, since it uses less digits than its factorization.

86481758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3931002.

The product of its digits is 430080, while the sum is 47.

The square root of 86481758 is about 9299.5568711633. The cubic root of 86481758 is about 442.2231798793.

The spelling of 86481758 in words is "eighty-six million, four hundred eighty-one thousand, seven hundred fifty-eight".