68902339 has 4 divisors (see below), whose sum is σ = 75166200. Its totient is φ = 62638480.

The previous prime is 68902333. The next prime is 68902373. The reversal of 68902339 is 93320986.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68902339 - 2⁹ = 68901827 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68902333) 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, 3131914 + ... + 3131935.

It is an arithmetic number, because the mean of its divisors is an integer number (18791550).

Almost surely, 2^68902339 is an apocalyptic number.

68902339 is a deficient number, since it is larger than the sum of its proper divisors (6263861).

68902339 is a wasteful number, since it uses less digits than its factorization.

68902339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263860.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 68902339 is about 8300.7432799720. The cubic root of 68902339 is about 409.9629928922.

It can be divided in two parts, 6890 and 2339, that added together give a palindrome (9229).

The spelling of 68902339 in words is "sixty-eight million, nine hundred two thousand, three hundred thirty-nine".