68457302 has 8 divisors (see below), whose sum is σ = 103683216. Its totient is φ = 33896232.

The previous prime is 68457299. The next prime is 68457307. The reversal of 68457302 is 20375486.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68457307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165953 + ... + 166364.

It is an arithmetic number, because the mean of its divisors is an integer number (12960402).

Almost surely, 2^68457302 is an apocalyptic number.

68457302 is a deficient number, since it is larger than the sum of its proper divisors (35225914).

68457302 is a wasteful number, since it uses less digits than its factorization.

68457302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332422.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 68457302 is about 8273.8927960181. The cubic root of 68457302 is about 409.0784417630.

The spelling of 68457302 in words is "sixty-eight million, four hundred fifty-seven thousand, three hundred two".