68326172 has 12 divisors (see below), whose sum is σ = 122487456. Its totient is φ = 33329760.

The previous prime is 68326171. The next prime is 68326199. The reversal of 68326172 is 27162386.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68326171) 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, 208148 + ... + 208475.

It is an arithmetic number, because the mean of its divisors is an integer number (10207288).

Almost surely, 2^68326172 is an apocalyptic number.

It is an amenable number.

68326172 is a deficient number, since it is larger than the sum of its proper divisors (54161284).

68326172 is a wasteful number, since it uses less digits than its factorization.

68326172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416668 (or 416666 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 68326172 is about 8265.9646744950. The cubic root of 68326172 is about 408.8170781503.

The spelling of 68326172 in words is "sixty-eight million, three hundred twenty-six thousand, one hundred seventy-two".