68202064 has 20 divisors (see below), whose sum is σ = 151019104. Its totient is φ = 29229408.

The previous prime is 68202059. The next prime is 68202073. The reversal of 68202064 is 46020286.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 304362 + ... + 304585.

Almost surely, 2^68202064 is an apocalyptic number.

It is an amenable number.

68202064 is an abundant number, since it is smaller than the sum of its proper divisors (82817040).

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

68202064 is a wasteful number, since it uses less digits than its factorization.

68202064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608962 (or 608956 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 68202064 is about 8258.4540926253. The cubic root of 68202064 is about 408.5694023359.

The spelling of 68202064 in words is "sixty-eight million, two hundred two thousand, sixty-four".