68226064 has 20 divisors (see below), whose sum is σ = 132548560. Its totient is φ = 34020000.

The previous prime is 68226061. The next prime is 68226107. The reversal of 68226064 is 46062286.

It is not an unprimeable number, because it can be changed into a prime (68226061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439 + ... + 11689.

It is an arithmetic number, because the mean of its divisors is an integer number (6627428).

Almost surely, 2^68226064 is an apocalyptic number.

It is an amenable number.

68226064 is a deficient number, since it is larger than the sum of its proper divisors (64322496).

68226064 is a wasteful number, since it uses less digits than its factorization.

68226064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11638 (or 11632 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 68226064 is about 8259.9070212685. The cubic root of 68226064 is about 408.6173212947.

The spelling of 68226064 in words is "sixty-eight million, two hundred twenty-six thousand, sixty-four".