68416592 has 20 divisors (see below), whose sum is σ = 133872756. Its totient is φ = 33868800.

The previous prime is 68416583. The next prime is 68416603. The reversal of 68416592 is 29561486.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 61842496 + 6574096 = 7864^2 + 2564^2 .

It is a congruent number.

It is an unprimeable number.

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, 19553 + ... + 22784.

Almost surely, 2^68416592 is an apocalyptic number.

It is an amenable number.

68416592 is a deficient number, since it is larger than the sum of its proper divisors (65456164).

68416592 is a wasteful number, since it uses less digits than its factorization.

68416592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42446 (or 42440 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The square root of 68416592 is about 8271.4322822592. The cubic root of 68416592 is about 408.9973358028.

The spelling of 68416592 in words is "sixty-eight million, four hundred sixteen thousand, five hundred ninety-two".