86481507 has 8 divisors (see below), whose sum is σ = 131781376. Its totient is φ = 49417992.

The previous prime is 86481503. The next prime is 86481517. The reversal of 86481507 is 70518468.

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

It is not a de Polignac number, because 86481507 - 2² = 86481503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86481503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2059063 + ... + 2059104.

It is an arithmetic number, because the mean of its divisors is an integer number (16472672).

Almost surely, 2^86481507 is an apocalyptic number.

86481507 is a deficient number, since it is larger than the sum of its proper divisors (45299869).

86481507 is a wasteful number, since it uses less digits than its factorization.

86481507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4118177.

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 86481507 is about 9299.5433758868. The cubic root of 86481507 is about 442.2227520506. Note that the first 3 decimals are identical.

The spelling of 86481507 in words is "eighty-six million, four hundred eighty-one thousand, five hundred seven".