16540086 has 8 divisors (see below), whose sum is σ = 33080184. Its totient is φ = 5513360.

The previous prime is 16540067. The next prime is 16540091. The reversal of 16540086 is 68004561.

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

16540086 is an admirable number.

It is a congruent number.

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, 1378335 + ... + 1378346.

It is an arithmetic number, because the mean of its divisors is an integer number (4135023).

Almost surely, 2^16540086 is an apocalyptic number.

16540086 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16540086 is a wasteful number, since it uses less digits than its factorization.

16540086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756686.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 16540086 is about 4066.9504545790. The cubic root of 16540086 is about 254.7881670204.

The spelling of 16540086 in words is "sixteen million, five hundred forty thousand, eighty-six".