68437338 has 16 divisors (see below), whose sum is σ = 140058336. Its totient is φ = 22281840.

The previous prime is 68437333. The next prime is 68437357. The reversal of 68437338 is 83373486.

It is a self number, because there is not a number n which added to its sum of digits gives 68437338.

It is not an unprimeable number, because it can be changed into a prime (68437333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132373 + ... + 132888.

It is an arithmetic number, because the mean of its divisors is an integer number (8753646).

Almost surely, 2^68437338 is an apocalyptic number.

68437338 is an abundant number, since it is smaller than the sum of its proper divisors (71620998).

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

68437338 is a wasteful number, since it uses less digits than its factorization.

68437338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265309.

The product of its digits is 290304, while the sum is 42.

The square root of 68437338 is about 8272.6862626356. The cubic root of 68437338 is about 409.0386717857.

The spelling of 68437338 in words is "sixty-eight million, four hundred thirty-seven thousand, three hundred thirty-eight".