75849986 has 8 divisors (see below), whose sum is σ = 113957184. Its totient is φ = 37864260.

The previous prime is 75849967. The next prime is 75850003. The reversal of 75849986 is 68994857.

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, 28790 + ... + 31313.

It is an arithmetic number, because the mean of its divisors is an integer number (14244648).

Almost surely, 2^75849986 is an apocalyptic number.

75849986 is a deficient number, since it is larger than the sum of its proper divisors (38107198).

75849986 is a wasteful number, since it uses less digits than its factorization.

75849986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60736.

The product of its digits is 4354560, while the sum is 56.

The square root of 75849986 is about 8709.1897441725. The cubic root of 75849986 is about 423.3034762390.

The spelling of 75849986 in words is "seventy-five million, eight hundred forty-nine thousand, nine hundred eighty-six".