68214986 has 16 divisors (see below), whose sum is σ = 117262464. Its totient is φ = 29154384.

The previous prime is 68214977. The next prime is 68215009. The reversal of 68214986 is 68941286.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1310 + ... + 11753.

It is an arithmetic number, because the mean of its divisors is an integer number (7328904).

Almost surely, 2^68214986 is an apocalyptic number.

68214986 is a deficient number, since it is larger than the sum of its proper divisors (49047478).

68214986 is a wasteful number, since it uses less digits than its factorization.

68214986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13445.

The product of its digits is 165888, while the sum is 44.

The square root of 68214986 is about 8259.2364053828. The cubic root of 68214986 is about 408.5952040986.

The spelling of 68214986 in words is "sixty-eight million, two hundred fourteen thousand, nine hundred eighty-six".