86421514 has 8 divisors (see below), whose sum is σ = 129686400. Its totient is φ = 43192716.

The previous prime is 86421493. The next prime is 86421539. The reversal of 86421514 is 41512468.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1914 + ... + 13285.

It is an arithmetic number, because the mean of its divisors is an integer number (16210800).

Almost surely, 2^86421514 is an apocalyptic number.

86421514 is a deficient number, since it is larger than the sum of its proper divisors (43264886).

86421514 is a wasteful number, since it uses less digits than its factorization.

86421514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18044.

The product of its digits is 7680, while the sum is 31.

The square root of 86421514 is about 9296.3172278059. The cubic root of 86421514 is about 442.1204704276.

The spelling of 86421514 in words is "eighty-six million, four hundred twenty-one thousand, five hundred fourteen".